diff --git a/.travis.yml b/.travis.yml
index 32cafe0..e64acd5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,18 +3,62 @@ language: cpp
 compiler: clang
 os: linux
 dist: trusty
+addons:
+    apt:
+        sources:
+            - ubuntu-toolchain-r-test
+            - llvm-toolchain-trusty-5.0
+        packages:
+            - g++-7
+            - clang-5.0
 
 matrix:
   include:
-    - script:
-        - cd build
-        - cmake -DCMAKE_BUILD_TYPE=Debug ..
-        - make -j
-    - script:
-        - cd build
-        - cmake -DCMAKE_BUILD_TYPE=Release ..
-        - make -j
+    # Linux Clang C++17
+    - env:
+        BUILD_TYPE=Debug
+        BIN_DIR=debug
+        CC=clang-5.0
+        CXX=clang++-5.0
+    - env:
+        BUILD_TYPE=Release
+        BIN_DIR=bin
+        CC=clang-5.0
+        CXX=clang++-5.0
 
-notifications:
-  email:
-    - phundrak@phundrak.fr
+    # Linux GCC C++17
+    - env:
+        - MATRIX_EVAL="BUILD_TYPE=Debug && BIN_DIR=debug && CC=gcc-7 && CXX=g++-7"
+      compiler: gcc
+      before_install:
+        - eval "${MATRIX_EVAL}"
+    - env:
+        - MATRIX_EVAL="BUILD_TYPE=Release && BIN_DIR=bin && CC=gcc-7 && CXX=g++-7"
+      compiler: gcc
+      before_install:
+        - eval "${MATRIX_EVAL}"
+
+    # OSX Clang
+    - os: osx
+      osx_image: xcode9.3
+      env:
+        BUILD_TYPE=Release
+        BIN_DIR=bin
+      before_install:
+        brew update
+      install:
+        brew upgrade cmake
+    - os: osx
+      osx_image: xcode9.3
+      env:
+        BUILD_TYPE=Debug
+        BIN_DIR=debug
+      before_install:
+        brew update
+      install:
+        brew upgrade cmake
+script:
+    - cd build
+    - cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE ..
+    - make -j
+    - ../$BIN_DIR/projet_lzw -c -i ../$BIN_DIR/projet_lzw