diff --git a/.github/workflows/osgeo4w.yml b/.github/workflows/osgeo4w.yml
index 74503ced29..a5733461c1 100644
--- a/.github/workflows/osgeo4w.yml
+++ b/.github/workflows/osgeo4w.yml
@@ -63,6 +63,7 @@ jobs:
             proj-devel
             python3-core
             python3-jupyter
+            python3-matplotlib
             python3-numpy
             python3-pip
             python3-ply