diff --git a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
index 39a64183c80..e8cfb5e9511 100644
--- a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
+++ b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
@@ -3896,7 +3896,7 @@ public class AST2Tests extends AST2BaseTest {
 		long time= System.currentTimeMillis();
 		parse(buffer.toString(), ParserLanguage.CPP); 
 		parse( buffer.toString(), ParserLanguage.C);
-		assertTrue(System.currentTimeMillis()-time < 1000);
+		assertTrue(System.currentTimeMillis()-time < 2000);
 	}
 	
 	// int array[12]= {};