diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5aa61e72..febd091d 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -21,7 +21,7 @@ jobs:
         ocaml-compiler:
             - '4.03.0'
             - '4.08.1'
-            - '4.12.0'
+            - '4.12.1'
 
     runs-on: ${{ matrix.os }}
     steps: