diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3058440..9f85f5c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -3,7 +3,7 @@ image: ubuntu:18.04
 build:
   stage: build
   script:
-    - apt-get update -qq && apt-get install -y -qq git make clang
+    - apt-get update -qq && apt-get install -y -qq git make clang libc++-dev libc++1 libc
     - CC=clang CXX=clang++ make
   artifacts:
     paths: