diff --git a/.travis.yml b/.travis.yml
index 8e81a98d..a2b42a73 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,7 +23,7 @@ matrix:
           env: TESTER_PHP_BIN=phpdbg
 
 script:
-    - src/tester -p $TESTER_PHP_BIN tests -s
+    - src/tester -p $TESTER_PHP_BIN tests -s $COVERAGE
     - src/tester -p $TESTER_PHP_BIN -o none tests/fail.phptx; if [ $? -eq 0 ]; then echo "tests/fail.phptx SHOULD FAIL"; exit 1; else echo "fail checked"; fi;
     - php code-checker/src/code-checker.php
 
@@ -33,6 +33,15 @@ after_failure:
 
 before_script:
     - travis_retry composer create-project nette/code-checker code-checker ~2.5 --no-interaction
+    - if [ $TRAVIS_PHP_VERSION == "7.0" ]; then COVERAGE="-p phpdbg --coverage ./coverage.xml --coverage-src ./src"; fi
+
+after_script:
+    # Report Code Coverage
+    - >
+      if [ "$COVERAGE" != "" ]; then
+      wget https://github.com/satooshi/php-coveralls/releases/download/v1.0.1/coveralls.phar
+      && php coveralls.phar --verbose --config tests/.coveralls.yml
+      || true; fi
 
 sudo: false
 
diff --git a/readme.md b/readme.md
index 1bbbac07..ec798313 100644
--- a/readme.md
+++ b/readme.md
@@ -4,6 +4,7 @@
 [![Downloads this Month](https://img.shields.io/packagist/dm/nette/tester.svg)](https://packagist.org/packages/nette/tester)
 [![Build Status](https://travis-ci.org/nette/tester.svg?branch=master)](https://travis-ci.org/nette/tester)
 [![Build Status Windows](https://ci.appveyor.com/api/projects/status/github/nette/tester?branch=master&svg=true)](https://ci.appveyor.com/project/dg/tester/branch/master)
+[![Coverage Status](https://coveralls.io/repos/github/nette/tester/badge.svg?branch=master)](https://coveralls.io/github/nette/tester?branch=master)
 [![Latest Stable Version](https://poser.pugx.org/nette/tester/v/stable)](https://github.com/nette/tester/releases)
 [![License](https://img.shields.io/badge/license-New%20BSD-blue.svg)](https://github.com/nette/tester/blob/master/license.md)
 
diff --git a/tests/.coveralls.yml b/tests/.coveralls.yml
new file mode 100644
index 00000000..82764a3f
--- /dev/null
+++ b/tests/.coveralls.yml
@@ -0,0 +1,4 @@
+# for php-coveralls
+service_name: travis-ci
+coverage_clover: coverage.xml
+json_path: coverage.json