diff --git a/recipe/conda_build_config.yaml b/recipe/conda_build_config.yaml
index e40ef2a871..2310281c60 100644
--- a/recipe/conda_build_config.yaml
+++ b/recipe/conda_build_config.yaml
@@ -18,10 +18,8 @@ m2w64_c_stdlib:                # [win]
   - m2w64-sysroot              # [win]
 m2w64_c_stdlib_version:        # [win]
   - 12                         # [win]
-c_stdlib_version:              # [unix]
-  - 2.17                       # [linux]
-  - 10.13                      # [osx and x86_64]
-  - 11.0                       # [osx and arm64]
+c_stdlib_version:   # [osx and x86_64]
+  - 10.14           # [osx and x86_64]
 cxx_compiler:
   - gxx                        # [linux]
   - clangxx                    # [osx]
@@ -452,7 +450,7 @@ krb5:
 ldas_tools_framecpp:
   - '2.9'
 libabseil:
-  - '20240722'
+  - 20250127
 libaec:
   - '1'
 libamd:
@@ -562,7 +560,7 @@ libgoogle_cloud_speech_devel:
 libgoogle_cloud_storage_devel:
   - '2.36'
 libgrpc:
-  - "1.67"
+  - "1.71"
 libgsasl:
   - '2'
 libheif:
@@ -626,7 +624,8 @@ libpcap:
 libpng:
   - 1.6
 libprotobuf:
-  - 5.28.3
+  - 5.29.3
+# see https://github.com/grpc/grpc/commit/14ac94d923b80650e0df55bed17be5efa0e4becd
 libpq:
   - '17'
 libpulsar:
diff --git a/recipe/migrations/absl_grpc_proto.yaml b/recipe/migrations/absl_grpc_proto.yaml
deleted file mode 100644
index 058ccee26d..0000000000
--- a/recipe/migrations/absl_grpc_proto.yaml
+++ /dev/null
@@ -1,21 +0,0 @@
-__migrator:
-  build_number: 1
-  commit_message: Rebuild for libabseil 20250127, libgrpc 1.71 & libprotobuf 5.29.3
-  kind: version
-  migration_number: 1
-  exclude:
-    - abseil-cpp
-    - grpc-cpp
-    - libprotobuf
-    - protobuf
-    - re2
-libabseil:
-- 20250127
-libgrpc:
-- "1.71"
-libprotobuf:
-- 5.29.3
-# see https://github.com/grpc/grpc/commit/14ac94d923b80650e0df55bed17be5efa0e4becd
-c_stdlib_version:   # [osx and x86_64]
-  - 10.14           # [osx and x86_64]
-migrator_ts: 1741118046.5882597