diff --git a/plugins/gradle/testSources/org/jetbrains/plugins/gradle/importing/GradleImportingTestCase.java b/plugins/gradle/testSources/org/jetbrains/plugins/gradle/importing/GradleImportingTestCase.java
index 737fc8a3d79d..2a4f207481f0 100644
--- a/plugins/gradle/testSources/org/jetbrains/plugins/gradle/importing/GradleImportingTestCase.java
+++ b/plugins/gradle/testSources/org/jetbrains/plugins/gradle/importing/GradleImportingTestCase.java
@@ -105,7 +105,7 @@ public abstract class GradleImportingTestCase extends ExternalSystemImportingTes
       }
     }.execute();
     myProjectSettings = new GradleProjectSettings();
-    GradleSettings.getInstance(myProject).setGradleVmOptions("-Xmx64m -XX:MaxPermSize=64m");
+    GradleSettings.getInstance(myProject).setGradleVmOptions("-Xmx128m -XX:MaxPermSize=64m");
     System.setProperty(ExternalSystemExecutionSettings.REMOTE_PROCESS_IDLE_TTL_IN_MS_KEY, String.valueOf(GRADLE_DAEMON_TTL_MS));
     configureWrapper();
   }
diff --git a/plugins/gradle/tooling-extension-impl/testSources/org/jetbrains/plugins/gradle/tooling/builder/AbstractModelBuilderTest.java b/plugins/gradle/tooling-extension-impl/testSources/org/jetbrains/plugins/gradle/tooling/builder/AbstractModelBuilderTest.java
index a2918f182521..051b498a3429 100644
--- a/plugins/gradle/tooling-extension-impl/testSources/org/jetbrains/plugins/gradle/tooling/builder/AbstractModelBuilderTest.java
+++ b/plugins/gradle/tooling-extension-impl/testSources/org/jetbrains/plugins/gradle/tooling/builder/AbstractModelBuilderTest.java
@@ -155,7 +155,7 @@ public abstract class AbstractModelBuilderTest {
       assertNotNull(initScript);
       String jdkHome = IdeaTestUtil.requireRealJdkHome();
       buildActionExecutor.setJavaHome(new File(jdkHome));
-      buildActionExecutor.setJvmArguments("-Xmx64m", "-XX:MaxPermSize=64m");
+      buildActionExecutor.setJvmArguments("-Xmx128m", "-XX:MaxPermSize=64m");
       buildActionExecutor.withArguments("--info", "--recompile-scripts", GradleConstants.INIT_SCRIPT_CMD_OPTION, initScript.getAbsolutePath());
       allModels = buildActionExecutor.run();
       assertNotNull(allModels);