thodg/libgit2

diff --git a/.travis.yml b/.travis.yml
index 9022fde..2f3ffe3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -46,13 +46,13 @@ matrix:
    - compiler: gcc
      env:
        - VALGRIND=1
-         OPTIONS="-DBUILD_CLAR=ON -DBUILD_EXAMPLES=OFF -DCMAKE_BUILD_TYPE=Debug"
+         OPTIONS="-DBUILD_CLAR=ON -DBUILD_EXAMPLES=OFF -DDEBUG_POOL=ON -DCMAKE_BUILD_TYPE=Debug"
      os: linux
  allow_failures:
    - env: COVERITY=1
    - env:
        - VALGRIND=1
-         OPTIONS="-DBUILD_CLAR=ON -DBUILD_EXAMPLES=OFF -DCMAKE_BUILD_TYPE=Debug"
+         OPTIONS="-DBUILD_CLAR=ON -DBUILD_EXAMPLES=OFF -DDEBUG_POOL=ON -DCMAKE_BUILD_TYPE=Debug"
 
 install:
   - if [ "$TRAVIS_OS_NAME" = "osx" ]; then ./script/install-deps-${TRAVIS_OS_NAME}.sh; fi