diff --git a/build-scripts/makedep.sh b/build-scripts/makedep.sh
index ffea4bd20..3a1c432a8 100755
--- a/build-scripts/makedep.sh
+++ b/build-scripts/makedep.sh
@@ -80,3 +80,4 @@ __EOF__
     echo "" >>${output}.new
 done
 mv ${output}.new ${output}
+rm -f ${cache_prefix}*