diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7a0b50c0a2c83e2a35ea639b2f3d3adcdeb9a119..5d9dec32852adca9d500989500d08675218f5bc7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,9 +11,7 @@ native_Debian_clang:
   before_script: &debian_clang
     - pwd
     - export CC=gcc; export CXX=g++
-    - $CC --version
     - export MPLBACKEND=Agg
-    - QTCMAKE="/usr/local/Qt6/6.2.3/gcc_64/lib/cmake"
     - pyenv version
     - export PATH="$HOME/.pyenv/bin:$PATH"
     - eval "$(pyenv init -)"