diff --git a/.env b/.env
new file mode 100644
index 0000000..ebe672d
--- /dev/null
+++ b/.env
@@ -0,0 +1,5 @@
+REPO_NAMES
+AWS_ACCOUNT_ID
+DRY_RUN
+ECR_REGION
+SLACK_WEBHOOK
\ No newline at end of file
diff --git a/serverless.yml b/serverless.yml
index 73ac736..2f74c09 100644
--- a/serverless.yml
+++ b/serverless.yml
@@ -12,12 +12,6 @@ provider:
       Action:
         - "ecr:*"
       Resource: "*"
-  environment:
-    REPO_NAMES: ${env:REPO_NAMES}
-    AWS_ACCOUNT_ID: ${env:AWS_ACCOUNT_ID}
-    DRY_RUN: ${env:DRY_RUN, 'true'}
-    ECR_REGION: ${env:ECR_REGION, 'us-east-1'}
-    SLACK_WEBHOOK: ${env:SLACK_WEBHOOK}
 
 functions:
   cleanupImages:
@@ -25,3 +19,9 @@ functions:
     timeout: 45
     events:
       - schedule: rate(1 day)
+  environment:
+    REPO_NAMES: ${env:REPO_NAMES}
+    AWS_ACCOUNT_ID: ${env:AWS_ACCOUNT_ID}
+    DRY_RUN: ${env:DRY_RUN, 'true'}
+    ECR_REGION: ${env:ECR_REGION, 'us-east-1'}
+    SLACK_WEBHOOK: ${env:SLACK_WEBHOOK}