diff --git a/common.ant.xml b/common.ant.xml
index 154997d..a60b173 100755
--- a/common.ant.xml
+++ b/common.ant.xml
@@ -140,6 +140,7 @@
 					<pathelement location="${javac.junit.out}" />
 					<pathelement location="${javac.out}" />
 					<pathelement location="${gwt.dev.staging.jar}" />
+					<pathelement location="${gwt.tools.lib}/junit/junit-3.8.1.jar" />
 				</classpath>
 
 				<formatter type="plain" />
diff --git a/user/build.xml b/user/build.xml
index ca2d370..5a93d64 100755
--- a/user/build.xml
+++ b/user/build.xml
@@ -94,6 +94,7 @@
 		<gwt.javac srcdir="test" destdir="${javac.junit.out}">
 			<classpath>
 				<pathelement location="${javac.out}" />
+				<pathelement location="${gwt.tools.lib}/junit/junit-3.8.1.jar" />
 				<pathelement location="${gwt.dev.staging.jar}" />
 			</classpath>
 		</gwt.javac>