diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 9259564..f557fb5 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.8', '3.9', '3.10', '3.11']
         include:
         - os: macos-latest
           python-version: '3.9'
diff --git a/Makefile b/Makefile
index 9cb2a21..1c4eca4 100644
--- a/Makefile
+++ b/Makefile
@@ -31,7 +31,7 @@ clean:
 	rm -rf build/ dist/ docs/out/ rsconnect_jupyter.egg-info/
 
 .PHONY: all-images
-all-images: image3.8 image3.9 image3.10 image3.11 image3.12
+all-images: image3.8 image3.9 image3.10 image3.11
 
 image%:
 	docker build \