diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 653118254aa0fd9f6285e13f1f5d0de2e8f0794a..9191a322d7981898f7cda4b53b50fa4e46710078 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,11 +1,12 @@
 default:
-    image: rboman/waves-py3:latest
+    image: rboman/waves-py3:2023.0
     before_script:
         - source /opt/intel/oneapi/mkl/latest/env/vars.sh
         - source /opt/intel/oneapi/tbb/latest/env/vars.sh
         - echo $(nproc)
         - printenv | sort
-        - apt-get install python3-scipy==1.15
+        - python3 -m pip install --upgrade pip
+        - python3 -m pip install scipy==1.15
 
 .global_tag: &global_tag_def
     tags: