diff --git a/.appveyor.yml b/.appveyor.yml
index 2380bc72..116c3d47 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -8,6 +8,7 @@ platform:
   - x86_64
 
 build_script:
+- cmake --version
 - md build_pure_11
 - cd build_pure_11
 - cmake -DCMAKE_CXX_COMPILER=$COMPILER -DGLM_TEST_ENABLE=ON -DGLM_TEST_ENABLE_LANG_EXTENSIONS=ON -DGLM_TEST_FORCE_PURE=ON ..
diff --git a/.travis.yml b/.travis.yml
index ff6e891b..d217ad2a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,6 +30,7 @@ compiler:
 before_script: 
 
 script:
+- cmake --version
 - mkdir ./build_pure_11
 - cd ./build_pure_11
 - cmake -DCMAKE_CXX_COMPILER=$COMPILER -DCMAKE_BUILD_TYPE=Release -DGLM_TEST_ENABLE=ON -DGLM_TEST_ENABLE_CXX_11=ON -DGLM_TEST_FORCE_PURE=ON ..