diff --git a/.travis.yml b/.travis.yml
index 79e65776..0f761bc9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -41,7 +41,7 @@ matrix:
             - llvm-toolchain-precise 
 
 before_install:
-  - git clone --depth=1 --branch=hotfix https://github.com/qPCR4vir/nana-demo.git ../nana-demo
+  - git clone --depth=1 --branch=cmake-dev https://github.com/qPCR4vir/nana-demo.git ../nana-demo
   - export PATH="$HOME/bin:$PATH"
   #- mkdir ~/bin #it seemd that a bin already exists from 20170901 
   - wget --no-check-certificate --no-clobber -O /tmp/tools/cmake https://cmake.org/files/v3.12/cmake-3.12.0-rc3-Linux-x86_64.sh || true