diff --git a/.travis.yml b/.travis.yml
index 865b9d5..57b1b1b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -81,7 +81,7 @@ matrix:
       after_success:
         - pip install --user cpp-coveralls
         - coveralls -r .. --gcov-options '\-lp' -e thirdparty -e example -e test -e build/CMakeFiles -e include/rapidjson/msinttypes -e include/rapidjson/internal/meta.h -e include/rapidjson/error/en.h
-    - script:
+    - script: # Documentation task
       - cd build
       - cmake .. -DRAPIDJSON_HAS_STDSTRING=ON -DCMAKE_VERBOSE_MAKEFILE=ON
       - make travis_doc
@@ -92,9 +92,10 @@ matrix:
             - doxygen
 
 before_script:
-    #   hack to avoid Valgrind bug (https://bugs.kde.org/show_bug.cgi?id=326469),
-    #   exposed by merging PR#163 (using -march=native)
     - ccache -s
+      #   hack to avoid Valgrind bug (https://bugs.kde.org/show_bug.cgi?id=326469),
+      #   exposed by merging PR#163 (using -march=native)
+      #   TODO: Since this bug is already fixed. Remove this when valgrind can be upgraded.
     - sed -i "s/-march=native//" CMakeLists.txt
     - mkdir build