diff --git a/plugins/groovy/test/org/jetbrains/plugins/groovy/refactoring/introduceParameter/GrIntroduceParameterInClosureTest.groovy b/plugins/groovy/test/org/jetbrains/plugins/groovy/refactoring/introduceParameter/GrIntroduceParameterInClosureTest.groovy
index 1162a809f304..aebb784376cd 100644
--- a/plugins/groovy/test/org/jetbrains/plugins/groovy/refactoring/introduceParameter/GrIntroduceParameterInClosureTest.groovy
+++ b/plugins/groovy/test/org/jetbrains/plugins/groovy/refactoring/introduceParameter/GrIntroduceParameterInClosureTest.groovy
@@ -40,7 +40,7 @@ class GrIntroduceParameterInClosureTest extends LightCodeInsightFixtureTestCase
                           final boolean generateDelegate,
                           String before,
                           String after) {
-    myFixture.configureByText('Before.groovy', before)
+    myFixture.configureByText('before.groovy', before)
 
     GrIntroduceParameterTest.execute(replaceFieldsWithGetters, removeUnusedParameters, declareFinal, conflicts, generateDelegate,
                                      getProject(), myFixture.getEditor(), myFixture.getFile())
diff --git a/plugins/groovy/test/org/jetbrains/plugins/groovy/refactoring/introduceParameter/GrIntroduceParameterTest.groovy b/plugins/groovy/test/org/jetbrains/plugins/groovy/refactoring/introduceParameter/GrIntroduceParameterTest.groovy
index e8d4daf67a52..cc53dfb9fb8d 100644
--- a/plugins/groovy/test/org/jetbrains/plugins/groovy/refactoring/introduceParameter/GrIntroduceParameterTest.groovy
+++ b/plugins/groovy/test/org/jetbrains/plugins/groovy/refactoring/introduceParameter/GrIntroduceParameterTest.groovy
@@ -81,7 +81,7 @@ class GrIntroduceParameterTest extends LightGroovyTestCase {
                          final boolean declareFinal,
                          @Nullable final String conflicts,
                          final boolean generateDelegate, String before, String after) {
-    myFixture.configureByText('Before.groovy', before)
+    myFixture.configureByText('before.groovy', before)
 
     execute(replaceFieldsWithGetters, removeUnusedParameters, declareFinal, conflicts, generateDelegate, getProject(),
             myFixture.getEditor(), myFixture.getFile())