diff --git a/.travis.yml b/.travis.yml
index a2a4428..cc79cf5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -40,6 +40,7 @@ matrix:
       --coverage" REPORT_COVERAGE=1
 before_install:
 - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew upgrade; fi
+- if [ -n "$REPORT_COVERAGE" ]; then sudo apt-get update python; fi
 - if [ -n "$REPORT_COVERAGE" ]; then sudo apt-get install python-dev libffi-dev libssl-dev; fi
 - if [ -n "$REPORT_COVERAGE" ]; then sudo pip install --upgrade pip; fi
 - if [ -n "$REPORT_COVERAGE" ]; then CXX=g++ pip install --user requests[security]; fi