diff --git a/.github/workflows/apply-prod.yml b/.github/workflows/apply-prod.yml
index 2d66727..d91dfc8 100644
--- a/.github/workflows/apply-prod.yml
+++ b/.github/workflows/apply-prod.yml
@@ -45,6 +45,8 @@ jobs:
   plan:
     name: "Terraform Prod plan"
     runs-on: ubuntu-latest
+    concurrency:
+      group: "tf-prod"
     environment:
       name: "plan"
     needs: build
@@ -70,6 +72,8 @@ jobs:
   apply:
     name: "Terraform Prod Apply"
     runs-on: ubuntu-latest
+    concurrency:
+      group: "tf-prod"
     environment:
       name: "prod"
     needs: [build, plan]
diff --git a/.github/workflows/pull-request.yaml b/.github/workflows/pull-request.yaml
index aa65db0..d6c076c 100644
--- a/.github/workflows/pull-request.yaml
+++ b/.github/workflows/pull-request.yaml
@@ -5,6 +5,7 @@ on:
     paths-ignore:
       - "README.md"
       - "catalog.yaml"
+
 env:
   IMAGE_PATH: ${{ github.repository_owner }}/gratibot
 
@@ -67,6 +68,8 @@ jobs:
   plan:
     name: "Terraform Nonprod plan"
     runs-on: ubuntu-latest
+    concurrency:
+      group: "tf-nonprod"
     needs: build
     steps:
       - name: Checkout
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index afe8967..9751253 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -49,6 +49,8 @@ jobs:
   apply:
     name: "Terraform Apply"
     runs-on: ubuntu-latest
+    concurrency:
+      group: "tf-nonprod"
     environment:
       name: "nonprod"
     needs: build