diff --git a/idea/tests/org/jetbrains/kotlin/idea/debugger/KotlinDebuggerTestCase.java b/idea/tests/org/jetbrains/kotlin/idea/debugger/KotlinDebuggerTestCase.java
index 4a6e7d96656..122494d263c 100644
--- a/idea/tests/org/jetbrains/kotlin/idea/debugger/KotlinDebuggerTestCase.java
+++ b/idea/tests/org/jetbrains/kotlin/idea/debugger/KotlinDebuggerTestCase.java
@@ -243,7 +243,7 @@ public abstract class KotlinDebuggerTestCase extends DescriptorTestCase {
         });
 
         super.tearDown();
-        VfsRootAccess.allowRootAccess(KotlinTestUtils.getHomeDirectory());
+        VfsRootAccess.disallowRootAccess(KotlinTestUtils.getHomeDirectory());
     }
 
     @SuppressWarnings("AssignmentToStaticFieldFromInstanceMethod")
diff --git a/idea/tests/org/jetbrains/kotlin/idea/debugger/KotlinDebuggerTestCase.java.173 b/idea/tests/org/jetbrains/kotlin/idea/debugger/KotlinDebuggerTestCase.java.173
index b021517f724..8f9bc5a033f 100644
--- a/idea/tests/org/jetbrains/kotlin/idea/debugger/KotlinDebuggerTestCase.java.173
+++ b/idea/tests/org/jetbrains/kotlin/idea/debugger/KotlinDebuggerTestCase.java.173
@@ -273,7 +273,7 @@ public abstract class KotlinDebuggerTestCase extends DescriptorTestCase {
         });
 
         super.tearDown();
-        VfsRootAccess.allowRootAccess(KotlinTestUtils.getHomeDirectory());
+        VfsRootAccess.disallowRootAccess(KotlinTestUtils.getHomeDirectory());
     }
 
     @SuppressWarnings("AssignmentToStaticFieldFromInstanceMethod")
diff --git a/idea/tests/org/jetbrains/kotlin/idea/stubs/AbstractMultiModuleTest.kt b/idea/tests/org/jetbrains/kotlin/idea/stubs/AbstractMultiModuleTest.kt
index 63781ce944f..f7e3c0b3e04 100644
--- a/idea/tests/org/jetbrains/kotlin/idea/stubs/AbstractMultiModuleTest.kt
+++ b/idea/tests/org/jetbrains/kotlin/idea/stubs/AbstractMultiModuleTest.kt
@@ -62,6 +62,11 @@ abstract class AbstractMultiModuleTest : DaemonAnalyzerTestCase() {
         return moduleWithSrcRootSet
     }
 
+    override fun tearDown() {
+        VfsRootAccess.disallowRootAccess(KotlinTestUtils.getHomeDirectory())
+        super.tearDown()
+    }
+
     public override fun createModule(path: String, moduleType: ModuleType<*>): Module {
         return super.createModule(path, moduleType)
     }