diff --git a/.travis.yml b/.travis.yml
index 3fa1b9797..543b68f14 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,7 +13,7 @@ jobs:
     compiler: clang
 
     script:
-      - ./makefile.sh --NO_GH_API --VERSION=${VERSION}
+      - ./makefile.sh --NO_GH_API --VERSION=${VERSION} --PRE_RELEASE=Kext
 
     deploy:
       provider: releases
diff --git a/makefile.sh b/makefile.sh
index 28795bb44..58d3b5573 100755
--- a/makefile.sh
+++ b/makefile.sh
@@ -557,6 +557,8 @@ function Enjoy() {
 }
 
 function BKext() {
+  local TRAVIS_TAG=""
+
   if [[ ! -d "/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk" ]]; then
     echo "${green}[${reset}${blue}${bold} Downloading MacOSX10.12.sdk ${reset}${green}]${reset}"
     echo "${cyan}"