diff --git a/.dart_tool/package_config.json b/.dart_tool/package_config.json
deleted file mode 100644
index 118f923..0000000
--- a/.dart_tool/package_config.json
+++ /dev/null
@@ -1,92 +0,0 @@
-{
-  "configVersion": 2,
-  "packages": [
-    {
-      "name": "async",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/async-2.11.0",
-      "packageUri": "lib/",
-      "languageVersion": "2.18"
-    },
-    {
-      "name": "boolean_selector",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/boolean_selector-2.1.1",
-      "packageUri": "lib/",
-      "languageVersion": "2.17"
-    },
-    {
-      "name": "collection",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/collection-1.17.2",
-      "packageUri": "lib/",
-      "languageVersion": "2.18"
-    },
-    {
-      "name": "matcher",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/matcher-0.12.16",
-      "packageUri": "lib/",
-      "languageVersion": "2.18"
-    },
-    {
-      "name": "meta",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/meta-1.9.1",
-      "packageUri": "lib/",
-      "languageVersion": "2.12"
-    },
-    {
-      "name": "path",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/path-1.8.3",
-      "packageUri": "lib/",
-      "languageVersion": "2.12"
-    },
-    {
-      "name": "quiver",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/quiver-3.2.1",
-      "packageUri": "lib/",
-      "languageVersion": "2.17"
-    },
-    {
-      "name": "source_span",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/source_span-1.10.0",
-      "packageUri": "lib/",
-      "languageVersion": "2.18"
-    },
-    {
-      "name": "stack_trace",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/stack_trace-1.11.0",
-      "packageUri": "lib/",
-      "languageVersion": "2.18"
-    },
-    {
-      "name": "stream_channel",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/stream_channel-2.1.1",
-      "packageUri": "lib/",
-      "languageVersion": "2.14"
-    },
-    {
-      "name": "string_scanner",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/string_scanner-1.2.0",
-      "packageUri": "lib/",
-      "languageVersion": "2.18"
-    },
-    {
-      "name": "term_glyph",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/term_glyph-1.2.1",
-      "packageUri": "lib/",
-      "languageVersion": "2.12"
-    },
-    {
-      "name": "test_api",
-      "rootUri": "file:///Users/pauldanner/.pub-cache/hosted/pub.dartlang.org/test_api-0.6.0",
-      "packageUri": "lib/",
-      "languageVersion": "2.18"
-    },
-    {
-      "name": "pdfjs",
-      "rootUri": "../",
-      "packageUri": "lib/",
-      "languageVersion": "2.12"
-    }
-  ],
-  "generated": "2023-08-14T12:15:26.921467Z",
-  "generator": "pub",
-  "generatorVersion": "2.18.7"
-}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 038483c..d6ccf81 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 2.12.7
+
+- Addressing pub publish warnings
+
 ## 2.12.6
 
 - Init CHANGELOG.md
diff --git a/lib/src/pdf_document_proxy.dart b/lib/src/pdf_document_proxy.dart
index da7af31..d946a07 100644
--- a/lib/src/pdf_document_proxy.dart
+++ b/lib/src/pdf_document_proxy.dart
@@ -185,7 +185,7 @@ class PDFDocumentProxy {
         outlineNodes = [];
         for (final val in value) {
           if (val is JsObject) {
-            outlineNodes.add(val as JsObject);
+            outlineNodes.add(val);
           }
         }
       }
diff --git a/pubspec.yaml b/pubspec.yaml
index cd42978..81e22aa 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -4,7 +4,7 @@ description: Dart bindings for Mozilla's PDF.js library
 homepage: https://github.com/Workiva/pdfjs_dart
 
 environment:
-  sdk: '>=2.19.0 <3.0.0'
+  sdk: '>=2.19.0 <4.0.0'
 
 dependencies:
   quiver: ^3.0.0