diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
index 62d138d..95404ed 100644
--- a/.github/workflows/build-and-test.yml
+++ b/.github/workflows/build-and-test.yml
@@ -29,7 +29,7 @@ jobs:
         run: |
           java -version
           javac -version
-          ./gradlew --no-daemon check -x spotBugsMain -x shadowJar
+          ./gradlew --no-daemon check -x shadowJar
 
       - name: Publish Build
         uses: actions/upload-artifact@v4
@@ -51,4 +51,4 @@ jobs:
           SNYK_TOKEN: ${{ secrets.SNYK_TOKEN }}
         with:
           command: test
-          args: --severity-threshold=high --org=f310ee2f-5552-444d-84ee-ec8c44c33adb
\ No newline at end of file
+          args: --severity-threshold=high --org=f310ee2f-5552-444d-84ee-ec8c44c33adb
diff --git a/src/main/java/org/wiremock/spring/internal/WireMockServerCreator.java b/src/main/java/org/wiremock/spring/internal/WireMockServerCreator.java
index fdc1b43..1bee791 100644
--- a/src/main/java/org/wiremock/spring/internal/WireMockServerCreator.java
+++ b/src/main/java/org/wiremock/spring/internal/WireMockServerCreator.java
@@ -3,9 +3,7 @@
 import static com.github.tomakehurst.wiremock.core.WireMockConfiguration.options;
 
 import com.github.tomakehurst.wiremock.WireMockServer;
-import com.github.tomakehurst.wiremock.common.Exceptions;
 import com.github.tomakehurst.wiremock.core.WireMockConfiguration;
-import com.github.tomakehurst.wiremock.extension.ExtensionFactory;
 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
 import java.io.File;
 import java.nio.file.Path;
@@ -283,10 +281,4 @@ private void applyCustomizers(
       }
     }
   }
-
-  private static ExtensionFactory instantiateExtensionFactory(
-      Class<? extends ExtensionFactory> factoryClass) {
-    return Exceptions.uncheck(
-        () -> factoryClass.getDeclaredConstructor().newInstance(), ExtensionFactory.class);
-  }
 }