diff --git a/.drone.jsonnet b/.drone.jsonnet
index 501c4ac..bebf889 100644
--- a/.drone.jsonnet
+++ b/.drone.jsonnet
@@ -40,7 +40,10 @@ local PipelineDeployment = {
   },
   workspace: {
     base: "/drone/src",
-    path: "xoxys.homeassistant"
+    path: "xoxys.homeassistant",
+  },
+  concurrency: {
+    limit: 1,
   },
   steps: [
     {
diff --git a/.drone.yml b/.drone.yml
index d9b0973..3279d74 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -45,6 +45,9 @@ platform:
   os: linux
   arch: amd64
 
+concurrency:
+  limit: 1
+
 workspace:
   base: /drone/src
   path: xoxys.homeassistant
@@ -108,6 +111,6 @@ depends_on:
 
 ---
 kind: signature
-hmac: 82cbe7cd6eb905d3e2b355022e38cb17364540df9910c8ef3239b7e1a3c3f185
+hmac: 042493805320a9f8ab7783f5fe54e954b335e5cfee58692a2577e29d4680caa5
 
 ...