diff --git a/.travis.yml b/.travis.yml
index 1c72c857d..6a2b65fdd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,7 +30,7 @@ before_script:
 - if [[ ${CXX} == "g++" ]]; then export CXX="g++-4.8" ; fi
 - if [[ ${BUILDTYPE} == "Debug" ]] && [[ ${CXX} == "g++" ]]; then export CXXFLAGS="-fsanitize=address";export CFLAGS="${CXXFLAGS}";export LDFLAGS="-fsanitize=address" ; fi
 - if [[ ${BUILDTYPE} == "Debug" ]] && [[ ${CXX} == "clang++" ]]; then export CXXFLAGS="-fsanitize=thread -fPIC";export CFLAGS="${CXXFLAGS}";export LDFLAGS="-fsanitize=thread -pie" ; fi
-- if [[ ${CXX} == "clang++" ]]; then export CXXFLAGS="-Wno-unknown-warning-option -Wno-unused-local-typedefs -Wno-unknown-pragmas $CXXFLAGS"; fi
+- if [[ ${CXX} == "clang++" ]]; then sudo apt-get install -y libc++1 libc++-dev; export LDFLAGS="-stdlib=libc++ ${LDFLAGS}"; export CXXFLAGS="-stdlib=libc++ -Wno-unknown-warning-option -Wno-unused-local-typedefs -Wno-unknown-pragmas ${CXXFLAGS}"; fi
 script:
 - make llmr BUILDTYPE=${BUILDTYPE}
 - make clean