diff --git a/scripts/setup-modules.sh b/scripts/setup-modules.sh
index 0efdc36..eb0eb77 100644
--- a/scripts/setup-modules.sh
+++ b/scripts/setup-modules.sh
@@ -63,14 +63,14 @@ check_supported_kernel() {
     local kernel_version=$1
     local output=

-    output=$(modinfo -k "$kernel_version" -F supported 2>/dev/null)
+    output=$(modinfo -k "$kernel_version" -F supported ext3 2>/dev/null)
     if [ "$?" -ne 0 ] ; then
         # If the command existed with an error, assume that the kernel is
-        # supported. That is just the same behaviour as before we did that
+        # unsupported. That is just the same behaviour as before we did that
         # check_supported_kernel() hack
         verbose "[MODULES]\t'modinfo -k \"$kernel_version\" -F supported' " \
                 "returned with an error."
-        return 0
+        return 1
     fi

     if [[ "$output" = *yes* ]] ; then