diff --git a/jmock.spec b/jmock.spec
index 40921b8..330814a 100644
--- a/jmock.spec
+++ b/jmock.spec
@@ -79,6 +79,8 @@ This package contains javadoc for %{name}.
 %patch0 -p0
 sed -i "s|objectweb-asm/asm.jar|objectweb-asm3/asm.jar|" build.xml
 sed -i "s|objenesis|objenesis/objenesis|" build.xml
+sed -i "s|hamcrest12/core.jar|hamcrest12/hamcrest-core-1.2.jar|" build.xml
+sed -i "s|hamcrest12/library.jar|hamcrest12/hamcrest-library-1.2.jar|" build.xml
 %patch1 -p1
 %patch2 -p0
 %patch3 -p0