diff --git a/scripts/dev/download_libs.sh b/scripts/dev/download_libs.sh
index 456b5cb52f7..642fdb35d9e 100755
--- a/scripts/dev/download_libs.sh
+++ b/scripts/dev/download_libs.sh
@@ -7,7 +7,7 @@ OVERWRITE=1
 SILENT_ARGS=""
 NO_SSL=""
 BLEEDING_EDGE=0
-DL_VERSION=2.6.0
+DL_VERSION=2.6.1
 TAG=""
 
 printHelp(){
@@ -204,9 +204,11 @@ cd "$SCRIPT_DIR"
 
 if [[ $BLEEDING_EDGE = 1 ]] ; then
     VER=latest
+else
+    VER=master
 fi
 
-if [[ $TAG != "" ]] ; then
+if [[ $TAG != "" ]] && [[ $TAG != "nightly" ]] ; then
     VER="$TAG"
 fi
 
diff --git a/scripts/dev/downloader.sh b/scripts/dev/downloader.sh
index 604eb7f9dda..eb4498f878c 100755
--- a/scripts/dev/downloader.sh
+++ b/scripts/dev/downloader.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-VERSION=4.3.2
+VERSION=4.3.3
 printDownloaderHelp(){
 cat << EOF
     
@@ -225,7 +225,7 @@ downloader() {
             if validate_url "$1"; then
                 URLS+=("$1")
             else
-                if [ $1 != "0" ]; then 
+                if [ $1 != "0" ] && [ $1 != "1" ]; then 
                     echoError "  [downloader] Invalid URL: [$1]"
                 fi
             fi