diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 39c00d9604055e9a8174f64049c857a19f71aa5c..cf11eecb542a244b1639f499f1bddf8d27af75f3 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,7 +1,9 @@
 default:
     image: rboman/waves-py3:2020.3
     before_script:
-        - python3 -m ensurepip --upgrade
+        before_script:
+        - curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
+        - python3 get-pip.py
         - python3 -m pip install scipy==1.11.3 --user
         - source /opt/intel/mkl/bin/mklvars.sh intel64
         - source /opt/intel/tbb/bin/tbbvars.sh intel64