diff --git a/scripts/ac_mkbuilddir.sh b/scripts/ac_mkbuilddir.sh
index eac417e..2874168 100755
--- a/scripts/ac_mkbuilddir.sh
+++ b/scripts/ac_mkbuilddir.sh
@@ -61,7 +61,7 @@ done
 
 echo "Creating build directory: ${BUILD_DIR}"
 
-mkdir ${BUILD_DIR}
+mkdir -p ${BUILD_DIR}
 
 cd ${BUILD_DIR}