diff --git a/.travis.yml b/.travis.yml
index 406918a..1f6b256 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,7 +15,7 @@ addons:
       - cmake
 
 before_install:
-  - export LD_LIBRARY_PATH=$(if [[ $C == "clang" ]]; then echo -n '/usr/local/clang/lib'; fi)
+  - export LD_LIBRARY_PATH=$(if [[ $CXX == "clang++" ]]; then echo -n '/usr/local/clang/lib'; fi)
 
 before_script:
   - mkdir build