diff --git a/.travis.yml b/.travis.yml
index cd1905ff..4bc76b85 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -43,6 +43,7 @@ matrix:
         - g++-4.7
     env:
     - COMPILER=4.7
+    - CXXFLAGS=-D_GLIBCXX_USE_NANOSLEEP
   - os: osx
 install:
 - python -c 'import sys; print(sys.version_info[:])'