diff --git a/CHANGELOG.md b/CHANGELOG.md
index f560282..78ecfbd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## [4.7.5]
+    * fix dropdown offset
+
 ## [4.7.4]
     * The message of loading can be null
 
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 59cce0b..ab6dc56 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -6,7 +6,7 @@ packages:
     description:
       name: async
       sha256: "947bfcf187f74dbc5e146c9eb9c0f10c9f8b30743e341481c1e2ed3ecc18c20c"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "2.11.0"
   boolean_selector:
@@ -14,7 +14,7 @@ packages:
     description:
       name: boolean_selector
       sha256: "6cfb5af12253eaf2b368f07bacc5a80d1301a071c73360d746b7f2e32d762c66"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
   characters:
@@ -22,7 +22,7 @@ packages:
     description:
       name: characters
       sha256: "04a925763edad70e8443c99234dc3328f442e811f1d8fd1a72f1c8ad0f69a605"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.3.0"
   clock:
@@ -30,7 +30,7 @@ packages:
     description:
       name: clock
       sha256: cb6d7f03e1de671e34607e909a7213e31d7752be4fb66a86d29fe1eb14bfb5cf
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.1.1"
   collection:
@@ -38,23 +38,23 @@ packages:
     description:
       name: collection
       sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.18.0"
   combined_animation:
     dependency: transitive
     description:
       name: combined_animation
-      sha256: "9fd82e9ba0da1733a8393fc3a39ef213619810dfa0fc07106a52f2c691d09ca7"
-      url: "https://pub.flutter-io.cn"
+      sha256: "8d4bc2e6db00aa747e008317b3dcb435cfda03730efdaa89e5e73847f9a4746c"
+      url: "https://pub.dev"
     source: hosted
-    version: "0.3.1"
+    version: "0.4.1"
   fake_async:
     dependency: transitive
     description:
       name: fake_async
       sha256: "511392330127add0b769b75a987850d136345d9227c6b94c96a04cf4a391bf78"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.3.1"
   flutter:
@@ -66,10 +66,10 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: aeb0b80a8b3709709c9cc496cdc027c5b3216796bc0af0ce1007eaf24464fd4c
-      url: "https://pub.flutter-io.cn"
+      sha256: "3f41d009ba7172d5ff9be5f6e6e6abb4300e263aab8866d2a0842ed2a70f8f0c"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "4.0.0"
   flutter_localizations:
     dependency: "direct main"
     description: flutter
@@ -84,50 +84,74 @@ packages:
     dependency: transitive
     description:
       name: intl
-      sha256: "3bc132a9dbce73a7e4a21a17d06e1878839ffbf975568bc875c60537824b0c4d"
-      url: "https://pub.flutter-io.cn"
+      sha256: d6f56758b7d3014a48af9701c085700aac781a92a87a62b1333b46d8879661cf
+      url: "https://pub.dev"
     source: hosted
-    version: "0.18.1"
+    version: "0.19.0"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: "7f0df31977cb2c0b88585095d168e689669a2cc9b97c309665e3386f3e9d341a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.0.4"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: "06e98f569d004c1315b991ded39924b21af84cf14cc94791b8aea337d25b57f8"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.3"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.1"
   lints:
     dependency: transitive
     description:
       name: lints
-      sha256: "5cfd6509652ff5e7fe149b6df4859e687fca9048437857cb2e65c8d780f396e3"
-      url: "https://pub.flutter-io.cn"
+      sha256: "976c774dd944a42e83e2467f4cc670daef7eed6295b10b36ae8c85bcbf828235"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.0.0"
+    version: "4.0.0"
   matcher:
     dependency: transitive
     description:
       name: matcher
-      sha256: "1803e76e6653768d64ed8ff2e1e67bea3ad4b923eb5c56a295c3e634bad5960e"
-      url: "https://pub.flutter-io.cn"
+      sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
+      url: "https://pub.dev"
     source: hosted
-    version: "0.12.16"
+    version: "0.12.16+1"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
-      url: "https://pub.flutter-io.cn"
+      sha256: "0e0a020085b65b6083975e499759762399b4475f766c21668c4ecca34ea74e5a"
+      url: "https://pub.dev"
     source: hosted
-    version: "0.5.0"
+    version: "0.8.0"
   meta:
     dependency: transitive
     description:
       name: meta
-      sha256: a6e590c838b18133bb482a2745ad77c5bb7715fb0451209e1a7567d416678b8e
-      url: "https://pub.flutter-io.cn"
+      sha256: "7687075e408b093f36e6bbf6c91878cc0d4cd10f409506f7bc996f68220b9136"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.10.0"
+    version: "1.12.0"
   path:
     dependency: transitive
     description:
       name: path
-      sha256: "8829d8a55c13fc0e37127c29fedf290c102f4e40ae94ada574091fe0ff96c917"
-      url: "https://pub.flutter-io.cn"
+      sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.8.3"
+    version: "1.9.0"
   shirne_dialog:
     dependency: "direct main"
     description:
@@ -145,7 +169,7 @@ packages:
     description:
       name: source_span
       sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.10.0"
   stack_trace:
@@ -153,7 +177,7 @@ packages:
     description:
       name: stack_trace
       sha256: "73713990125a6d93122541237550ee3352a2d84baad52d375a4cad2eb9b7ce0b"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.11.1"
   stream_channel:
@@ -161,7 +185,7 @@ packages:
     description:
       name: stream_channel
       sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "2.1.2"
   string_scanner:
@@ -169,7 +193,7 @@ packages:
     description:
       name: string_scanner
       sha256: "556692adab6cfa87322a115640c11f13cb77b3f076ddcc5d6ae3c20242bedcde"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.2.0"
   term_glyph:
@@ -177,32 +201,33 @@ packages:
     description:
       name: term_glyph
       sha256: a29248a84fbb7c79282b40b8c72a1209db169a2e0542bce341da992fe1bc7e84
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.2.1"
   test_api:
     dependency: transitive
     description:
       name: test_api
-      sha256: "5c2f730018264d276c20e4f1503fd1308dfbbae39ec8ee63c5236311ac06954b"
-      url: "https://pub.flutter-io.cn"
+      sha256: "9955ae474176f7ac8ee4e989dadfb411a58c30415bcfb648fa04b2b8a03afa7f"
+      url: "https://pub.dev"
     source: hosted
-    version: "0.6.1"
+    version: "0.7.0"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
       sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
-  web:
+  vm_service:
     dependency: transitive
     description:
-      name: web
-      sha256: afe077240a270dcfd2aafe77602b4113645af95d0ad31128cc02bce5ac5d5152
-      url: "https://pub.flutter-io.cn"
+      name: vm_service
+      sha256: "3923c89304b715fb1eb6423f017651664a03bf5f4b29983627c4da791f74a4ec"
+      url: "https://pub.dev"
     source: hosted
-    version: "0.3.0"
+    version: "14.2.1"
 sdks:
-  dart: ">=3.2.0-194.0.dev <4.0.0"
+  dart: ">=3.3.0 <4.0.0"
+  flutter: ">=3.18.0-18.0.pre.54"
diff --git a/pubspec.lock b/pubspec.lock
index 1695639..3c99490 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -6,7 +6,7 @@ packages:
     description:
       name: async
       sha256: "947bfcf187f74dbc5e146c9eb9c0f10c9f8b30743e341481c1e2ed3ecc18c20c"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "2.11.0"
   boolean_selector:
@@ -14,7 +14,7 @@ packages:
     description:
       name: boolean_selector
       sha256: "6cfb5af12253eaf2b368f07bacc5a80d1301a071c73360d746b7f2e32d762c66"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
   characters:
@@ -22,7 +22,7 @@ packages:
     description:
       name: characters
       sha256: "04a925763edad70e8443c99234dc3328f442e811f1d8fd1a72f1c8ad0f69a605"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.3.0"
   clock:
@@ -30,7 +30,7 @@ packages:
     description:
       name: clock
       sha256: cb6d7f03e1de671e34607e909a7213e31d7752be4fb66a86d29fe1eb14bfb5cf
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.1.1"
   collection:
@@ -38,23 +38,23 @@ packages:
     description:
       name: collection
       sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.18.0"
   combined_animation:
     dependency: "direct main"
     description:
       name: combined_animation
-      sha256: "9fd82e9ba0da1733a8393fc3a39ef213619810dfa0fc07106a52f2c691d09ca7"
-      url: "https://pub.flutter-io.cn"
+      sha256: "8d4bc2e6db00aa747e008317b3dcb435cfda03730efdaa89e5e73847f9a4746c"
+      url: "https://pub.dev"
     source: hosted
-    version: "0.3.1"
+    version: "0.4.1"
   fake_async:
     dependency: transitive
     description:
       name: fake_async
       sha256: "511392330127add0b769b75a987850d136345d9227c6b94c96a04cf4a391bf78"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.3.1"
   flutter:
@@ -66,55 +66,79 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: aeb0b80a8b3709709c9cc496cdc027c5b3216796bc0af0ce1007eaf24464fd4c
-      url: "https://pub.flutter-io.cn"
+      sha256: "3f41d009ba7172d5ff9be5f6e6e6abb4300e263aab8866d2a0842ed2a70f8f0c"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "4.0.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
     source: sdk
     version: "0.0.0"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: "3f87a60e8c63aecc975dda1ceedbc8f24de75f09e4856ea27daf8958f2f0ce05"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.0.5"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: "932549fb305594d82d7183ecd9fa93463e9914e1b67cacc34bc40906594a1806"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.5"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.1"
   lints:
     dependency: transitive
     description:
       name: lints
-      sha256: "5cfd6509652ff5e7fe149b6df4859e687fca9048437857cb2e65c8d780f396e3"
-      url: "https://pub.flutter-io.cn"
+      sha256: "976c774dd944a42e83e2467f4cc670daef7eed6295b10b36ae8c85bcbf828235"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.0.0"
+    version: "4.0.0"
   matcher:
     dependency: transitive
     description:
       name: matcher
-      sha256: "1803e76e6653768d64ed8ff2e1e67bea3ad4b923eb5c56a295c3e634bad5960e"
-      url: "https://pub.flutter-io.cn"
+      sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
+      url: "https://pub.dev"
     source: hosted
-    version: "0.12.16"
+    version: "0.12.16+1"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
-      url: "https://pub.flutter-io.cn"
+      sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec
+      url: "https://pub.dev"
     source: hosted
-    version: "0.5.0"
+    version: "0.11.1"
   meta:
     dependency: transitive
     description:
       name: meta
-      sha256: a6e590c838b18133bb482a2745ad77c5bb7715fb0451209e1a7567d416678b8e
-      url: "https://pub.flutter-io.cn"
+      sha256: bdb68674043280c3428e9ec998512fb681678676b3c54e773629ffe74419f8c7
+      url: "https://pub.dev"
     source: hosted
-    version: "1.10.0"
+    version: "1.15.0"
   path:
     dependency: transitive
     description:
       name: path
-      sha256: "8829d8a55c13fc0e37127c29fedf290c102f4e40ae94ada574091fe0ff96c917"
-      url: "https://pub.flutter-io.cn"
+      sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.8.3"
+    version: "1.9.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -125,7 +149,7 @@ packages:
     description:
       name: source_span
       sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.10.0"
   stack_trace:
@@ -133,7 +157,7 @@ packages:
     description:
       name: stack_trace
       sha256: "73713990125a6d93122541237550ee3352a2d84baad52d375a4cad2eb9b7ce0b"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.11.1"
   stream_channel:
@@ -141,7 +165,7 @@ packages:
     description:
       name: stream_channel
       sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "2.1.2"
   string_scanner:
@@ -149,7 +173,7 @@ packages:
     description:
       name: string_scanner
       sha256: "556692adab6cfa87322a115640c11f13cb77b3f076ddcc5d6ae3c20242bedcde"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.2.0"
   term_glyph:
@@ -157,32 +181,33 @@ packages:
     description:
       name: term_glyph
       sha256: a29248a84fbb7c79282b40b8c72a1209db169a2e0542bce341da992fe1bc7e84
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "1.2.1"
   test_api:
     dependency: transitive
     description:
       name: test_api
-      sha256: "5c2f730018264d276c20e4f1503fd1308dfbbae39ec8ee63c5236311ac06954b"
-      url: "https://pub.flutter-io.cn"
+      sha256: "5b8a98dafc4d5c4c9c72d8b31ab2b23fc13422348d2997120294d3bac86b4ddb"
+      url: "https://pub.dev"
     source: hosted
-    version: "0.6.1"
+    version: "0.7.2"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
       sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803"
-      url: "https://pub.flutter-io.cn"
+      url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
-  web:
+  vm_service:
     dependency: transitive
     description:
-      name: web
-      sha256: afe077240a270dcfd2aafe77602b4113645af95d0ad31128cc02bce5ac5d5152
-      url: "https://pub.flutter-io.cn"
+      name: vm_service
+      sha256: "5c5f338a667b4c644744b661f309fb8080bb94b18a7e91ef1dbd343bed00ed6d"
+      url: "https://pub.dev"
     source: hosted
-    version: "0.3.0"
+    version: "14.2.5"
 sdks:
-  dart: ">=3.2.0-194.0.dev <4.0.0"
+  dart: ">=3.3.0 <4.0.0"
+  flutter: ">=3.18.0-18.0.pre.54"
diff --git a/pubspec.yaml b/pubspec.yaml
index f7362ce..0ddc34d 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: shirne_dialog
 description: A flutter package to use alert, toast, popup, snack, imagePreview, loading etc. with customizable style in anywhere.
-version: 4.7.4
+version: 4.7.5
 homepage: https://shirne.github.io/dialog/
 repository: https://github.com/shirne/shirne_dialog
 screenshots: