diff --git a/.github/workflows/bake.yml b/.github/workflows/bake.yml
index b5881b6e..56143557 100644
--- a/.github/workflows/bake.yml
+++ b/.github/workflows/bake.yml
@@ -184,7 +184,7 @@ env:
     --prefer-offline
     --fund=false
     --audit=false
-  COSIGN_VERSION: "v3.0.6"
+  COSIGN_VERSION: "v3.1.2"
   LOCAL_EXPORT_DIR: "/tmp/buildx-output"
   MATRIX_SIZE_LIMIT: "20"
   BUILDX_METADATA_PROVENANCE: "false"
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 47cf76e6..6612dbb0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -195,7 +195,7 @@ env:
     --prefer-offline
     --fund=false
     --audit=false
-  COSIGN_VERSION: "v3.0.6"
+  COSIGN_VERSION: "v3.1.2"
   LOCAL_EXPORT_DIR: "/tmp/buildx-output"
   MATRIX_SIZE_LIMIT: "20"
   BUILDX_METADATA_PROVENANCE: "false"