diff --git a/.travis.yml b/.travis.yml
index d67a96c..9f72d18 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -51,6 +51,7 @@ before_install:
    fi
 
 after_success: |
+  if [[ "$TRAVIS_OS_NAME" == "linux" && "$TRAVIS_RUST_VERSION" == "stable" ]]; then
   wget https://github.com/SimonKagstrom/kcov/archive/master.tar.gz &&
   tar xzf master.tar.gz &&
   cd kcov-master &&
@@ -63,4 +64,5 @@ after_success: |
   rm -rf kcov-master &&
   for file in target/debug/imap-*[^\.d]; do mkdir -p "target/cov/$(basename $file)"; ./kcov-build/usr/local/bin/kcov --exclude-pattern=/.cargo,/usr/lib --verify "target/cov/$(basename $file)" "$file"; done &&
   bash <(curl -s https://codecov.io/bash) &&
-  echo "Uploaded code coverage"
+  echo "Uploaded code coverage";
+  fi