diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 87452aa71..516f70a5a 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -37,7 +37,7 @@ updates:
 - package-ecosystem: "terraform"
   directory: "/terraform/gcp/modules/argocd"
   schedule:
-    interval: weekly
+    interval: monthly
   groups:
     terraform:
       patterns:
@@ -45,7 +45,7 @@ updates:
 - package-ecosystem: "terraform"
   directory: "/terraform/gcp/modules/external_secrets"
   schedule:
-    interval: weekly
+    interval: monthly
   groups:
     terraform:
       patterns:
@@ -53,7 +53,7 @@ updates:
 - package-ecosystem: "terraform"
   directory: "/terraform/gcp/modules/monitoring/slo"
   schedule:
-    interval: weekly
+    interval: monthly
   groups:
     terraform:
       patterns:
@@ -61,7 +61,7 @@ updates:
 - package-ecosystem: "terraform"
   directory: "/terraform/gcp/modules/sigstore"
   schedule:
-    interval: weekly
+    interval: monthly
   groups:
     terraform:
       patterns: