diff --git a/test/run-tests.sh b/test/run-tests.sh
index 0cc7bb38e887d1717244d6893867aa5052c0b6b2..a29c2fb5f4111501833c28afdf07af18d16a2a48 100755
--- a/test/run-tests.sh
+++ b/test/run-tests.sh
@@ -93,7 +93,7 @@ elif [ "$lisp" = "allegromodern" ] ; then
     fi
 elif [ "$lisp" = "ccl" ] ; then
     if type ccl ; then
-	fasl_ext="fasl"
+	fasl_ext="dx32fsl"
 	command="ccl --no-init --quiet --batch "
     fi
 fi