diff --git a/bin/install-jsdeps.sh b/bin/install-jsdeps.sh
index e5c68ca9d..a88a34a25 100755
--- a/bin/install-jsdeps.sh
+++ b/bin/install-jsdeps.sh
@@ -215,6 +215,9 @@ function extract_zipfile($package, $srcfile)
   // unzip the archive and map source to dest files/directories
   else if (!empty($package['map'])) {
     $extract = $CACHEDIR . '/' . $package['lib'] . '-extract';
+    if (!is_dir($extract)) {
+      mkdir($extract, 0774, true);
+    }
     exec(sprintf('%s -o %s -d %s', $UNZIP, escapeshellarg($srcfile), $extract), $out, $retval);
 
     // get the root folder of the extracted package