diff --git a/test/extended/testdata/bindata.go b/test/extended/testdata/bindata.go
index 66126d4d9b65..937db4fd5f08 100644
--- a/test/extended/testdata/bindata.go
+++ b/test/extended/testdata/bindata.go
@@ -19009,11 +19009,11 @@ func testExtendedTestdataBuildsS2iEnvironmentBuildAppS2iEnvironment() (*asset, e
 	return a, nil
 }
 
-var _testExtendedTestdataBuildsS2iEnvironmentBuildAppGemfile = []byte(`source "https://rubygems.org"
+var _testExtendedTestdataBuildsS2iEnvironmentBuildAppGemfile = []byte(`source 'https://rubygems.org'
 
 gem "rack"
 gem "rackup"
-`)
+gem "webrick"`)
 
 func testExtendedTestdataBuildsS2iEnvironmentBuildAppGemfileBytes() ([]byte, error) {
 	return _testExtendedTestdataBuildsS2iEnvironmentBuildAppGemfile, nil
diff --git a/test/extended/testdata/builds/s2i-environment-build-app/Gemfile b/test/extended/testdata/builds/s2i-environment-build-app/Gemfile
index cf02b01c86e6..f2d2ecd34491 100644
--- a/test/extended/testdata/builds/s2i-environment-build-app/Gemfile
+++ b/test/extended/testdata/builds/s2i-environment-build-app/Gemfile
@@ -1,4 +1,5 @@
-source "https://rubygems.org"
+source 'https://rubygems.org'
 
 gem "rack"
 gem "rackup"
+gem "webrick"
\ No newline at end of file