diff --git a/tools/release b/tools/release
index c88cc36d2..eb88cdeaf 100755
--- a/tools/release
+++ b/tools/release
@@ -48,6 +48,9 @@ cd nasm
 $makej perlreq spec manpages
 $makej alldeps
 $makej distclean
+if [ -f ./autoconf/clean.sh ]; then
+    sh ./autoconf/clean.sh
+fi
 cd ..
 
 # Clean up any previous attempt