diff --git a/src/Verify.ExceptionParsing/Verify.ExceptionParsing.csproj b/src/Verify.ExceptionParsing/Verify.ExceptionParsing.csproj
index 8bc7e5acdc..ca29aa9e17 100644
--- a/src/Verify.ExceptionParsing/Verify.ExceptionParsing.csproj
+++ b/src/Verify.ExceptionParsing/Verify.ExceptionParsing.csproj
@@ -3,7 +3,7 @@
     <TargetFramework>netstandard2.0</TargetFramework>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Polyfill" Version="1.28.0" PrivateAssets="all" />
+    <PackageReference Include="Polyfill" Version="1.29.0" PrivateAssets="all" />
     <PackageReference Include="ProjectDefaults" Version="1.0.100" PrivateAssets="all" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All" Condition="$(Configuration) == 'Release'" />
   </ItemGroup>
diff --git a/src/Verify/Verify.csproj b/src/Verify/Verify.csproj
index 76090805bf..8e396d0810 100644
--- a/src/Verify/Verify.csproj
+++ b/src/Verify/Verify.csproj
@@ -8,7 +8,7 @@
     <DefineConstants>$(DefineConstants);DiffEngine</DefineConstants>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Polyfill" Version="1.28.0" PrivateAssets="all" />
+    <PackageReference Include="Polyfill" Version="1.29.0" PrivateAssets="all" />
     <PackageReference Include="System.IO.Compression" Version="4.3.0" Condition="$(TargetFrameworkIdentifier) == '.NETFramework'" />
     <PackageReference Include="System.IO.Hashing" Version="7.0.0" Condition="$(TargetFrameworkIdentifier) == '.NETFramework' or $(TargetFramework) == 'net6.0' or $(TargetFramework) == 'net7.0' or $(TargetFramework) == 'net8.0'" />
     <PackageReference Include="System.Memory" Version="4.5.5" Condition="$(TargetFrameworkIdentifier) == '.NETStandard' or $(TargetFrameworkIdentifier) == '.NETFramework' or $(TargetFramework.StartsWith('netcoreapp2'))" />