diff --git a/.circleci/config.yml b/.circleci/config.yml
index 00df05ad0..12f7a59c1 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -13,7 +13,7 @@ jobs:
             sudo rm -rf /var/lib/apt/lists/lock
             sudo apt-get update
             sudo rm -rf /var/lib/apt/lists/lock
-            sudo apt-get install -yq build-essential git unzip ncurses-dev libz-dev libssl-dev python subversion gettext gawk wget curl rsync perl libelf-dev python3.5
+            sudo apt-get install -yq build-essential git unzip ncurses-dev libz-dev libssl-dev python subversion gettext gawk wget curl rsync perl libelf-dev python3.5 libpython3.5-stdlib
             pyenv global 3.5.2
 
   build_x86_64: