diff --git a/.travis.yml b/.travis.yml
index 92aed23..b3289de 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,10 +26,11 @@ matrix:
 
   include:
 # gcc, Linux
+# Note: gcc-4.4 in C++0x mode fails zip_iterator tests with std::tuple
     - os: linux
       dist: trusty
       compiler: gcc-4.4
-      env: TOOLSET=gcc COMPILER=g++-4.4 CXXSTD=98,0x
+      env: TOOLSET=gcc COMPILER=g++-4.4 CXXSTD=98
       addons:
         apt:
           packages: