diff --git a/build/org.eclipse.cdt.managedbuilder.core.tests/tests/org/eclipse/cdt/managedbuilder/core/tests/ManagedProject30MakefileTests.java b/build/org.eclipse.cdt.managedbuilder.core.tests/tests/org/eclipse/cdt/managedbuilder/core/tests/ManagedProject30MakefileTests.java
index ff87c625d92..606b63b8c14 100644
--- a/build/org.eclipse.cdt.managedbuilder.core.tests/tests/org/eclipse/cdt/managedbuilder/core/tests/ManagedProject30MakefileTests.java
+++ b/build/org.eclipse.cdt.managedbuilder.core.tests/tests/org/eclipse/cdt/managedbuilder/core/tests/ManagedProject30MakefileTests.java
@@ -81,7 +81,7 @@ public class ManagedProject30MakefileTests extends TestCase {
 		suite.addTest(new ManagedProject30MakefileTests("TestATO"));
 		suite.addTest(new ManagedProject30MakefileTests("testMacroSupportInBuildDefinitions"));
 		suite.addTest(new ManagedProject30MakefileTests("testSpaces"));
-		if(File.pathSeparatorChar == '\\'){
+		if(File.separatorChar == '\\'){
 			//the test is valid for windows because it is using windows-specific paths with devices and assumes they are absolute
 			//FIXME: make the test run on linux
 			suite.addTest(new ManagedProject30MakefileTests("testInputTypeOption"));