diff --git a/.github/workflows/ci_workflows.yml b/.github/workflows/ci_workflows.yml
index 9d1d04c42..042684968 100644
--- a/.github/workflows/ci_workflows.yml
+++ b/.github/workflows/ci_workflows.yml
@@ -50,7 +50,15 @@ jobs:
 
         # Test against latest developer versions of some packages
         - linux: py310-test-dev-all
+          libraries:
+            apt:
+              - software-properties-common
+              - geos
         - linux: py311-test-dev
+          libraries:
+            apt:
+              - software-properties-common
+              - geos
 
   publish:
     needs: tests
diff --git a/tox.ini b/tox.ini
index db60e3ed2..4e7515bc9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -28,6 +28,7 @@ deps =
     dev: matplotlib>=0.0.dev0
     dev: git+https://github.com/contourpy/contourpy.git
     dev: git+https://github.com/pandas-dev/pandas.git
+    dev: git+https://github.com/shapely/shapely.git
     # pytest*
     dev: coverage
     dev: flake8