diff --git a/chapters/ch05-integration/Ch05.IntegrationPatterns.csproj b/chapters/ch05-integration/Ch05.IntegrationPatterns.csproj
index 9aba60d..77d58e9 100644
--- a/chapters/ch05-integration/Ch05.IntegrationPatterns.csproj
+++ b/chapters/ch05-integration/Ch05.IntegrationPatterns.csproj
@@ -10,7 +10,7 @@
   <ItemGroup>
     <PackageReference Include="AwesomeAssertions" Version="9.4.0" />
     <PackageReference Include="coverlet.collector" Version="6.0.4" />
-    <PackageReference Include="Dapper" Version="2.1.79" />
+    <PackageReference Include="Dapper" Version="2.1.86" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
     <PackageReference Include="Npgsql" Version="10.0.3" />
     <PackageReference Include="Respawn" Version="7.0.0" />