diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
index aea0538..69031f9 100755
--- a/.github/workflows/dotnet.yml
+++ b/.github/workflows/dotnet.yml
@@ -9,9 +9,6 @@ on:
 permissions:
   contents: write
 
-env:
-  ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
-
 jobs:
   publish:
     name: Publish
@@ -23,6 +20,7 @@ jobs:
       additional-test-arguments: '--logger GitHubActions'
     secrets:
       nuget-key: ${{ secrets.NUGET_KEY }}
+      api-key: ${{ secrets.ANTHROPIC_API_KEY }}
   
   release:
     name: Release
diff --git a/src/tests/Anthropic.IntegrationTests/Tests.cs b/src/tests/Anthropic.IntegrationTests/Tests.cs
index 52c32b5..3b25213 100755
--- a/src/tests/Anthropic.IntegrationTests/Tests.cs
+++ b/src/tests/Anthropic.IntegrationTests/Tests.cs
@@ -6,6 +6,7 @@ public partial class Tests
     private static AnthropicApi GetAuthorizedApi()
     {
         var apiKey =
+            Environment.GetEnvironmentVariable("API_KEY") ??
             Environment.GetEnvironmentVariable("ANTHROPIC_API_KEY") ??
             throw new AssertInconclusiveException("ANTHROPIC_API_KEY environment variable is not found.");