diff --git a/.forgejo/workflows/test.yml b/.forgejo/workflows/test.yml
index 9ce07101..69771e48 100644
--- a/.forgejo/workflows/test.yml
+++ b/.forgejo/workflows/test.yml
@@ -127,3 +127,35 @@ jobs:
           set -x
           ./forgejo-runner exec --var MY_VAR=testvariable --workflows .forgejo/testdata/var.yml |& tee /tmp/var.out
           grep --quiet 'Success - Main echo "VAR -> testvariable"' /tmp/var.out
+
+  validate-mocks:
+    needs:
+      - build-and-tests
+    name: validate mocks
+    if: vars.ROLE == 'forgejo-coding'
+    runs-on: docker
+    container:
+      image: 'code.forgejo.org/oci/ci:1'
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+
+      - name: generate mocks
+        run: |
+          set -ex
+          make deps-tools
+          make generate
+          make fmt
+
+      - name: validate mocks
+        run: |
+          git diff --quiet || {
+            echo "[ERROR] Please apply the changes mockery suggests:"
+            git diff --color=always
+            exit 1
+          }
diff --git a/Makefile b/Makefile
index e32d7759..3d751aa1 100644
--- a/Makefile
+++ b/Makefile
@@ -13,7 +13,7 @@ WINDOWS_ARCHS ?= windows/amd64
 GO_FMT_FILES := $(shell find . -type f -name "*.go" ! -name "generated.*")
 GOFILES := $(shell find . -type f -name "*.go" -o -name "go.mod" ! -name "generated.*")
 
-MOCKERY_PACKAGE ?= github.com/vektra/mockery/v2@v3.5.3 # renovate: datasource=go
+MOCKERY_PACKAGE ?= github.com/vektra/mockery/v2@v2.53.4 # renovate: datasource=go
 GOLANGCI_LINT_PACKAGE ?= github.com/golangci/golangci-lint/v2/cmd/golangci-lint@v2.4.0 # renovate: datasource=go
 
 DOCKER_IMAGE ?= gitea/act_runner