diff --git a/.travis.yml b/.travis.yml
index b34dbec..640ff32 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -56,7 +56,7 @@ after_success: |
         rm -rf kcov-master && \
         for file in target/debug/*-*[^\.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"; \
+          ./kcov-build/usr/local/bin/kcov --exclude-pattern=/.cargo,/usr/lib,tests/ --verify "target/cov/$(basename $file)" "$file"; \
         done && \
         bash <(curl -s https://codecov.io/bash) && \
         echo "Uploaded code coverage"