diff --git a/scripts/generate-preview-wrangler.sh b/scripts/generate-preview-wrangler.sh
index 74227b2e7..a7bf31f57 100755
--- a/scripts/generate-preview-wrangler.sh
+++ b/scripts/generate-preview-wrangler.sh
@@ -37,6 +37,9 @@ cat > wrangler.preview.jsonc <<EOF
       "persist": true,
       "head_sampling_rate": 1
     }
+  },
+  "placement": {
+    "mode": "smart"
   }
 }
 EOF
diff --git a/wrangler.production.jsonc b/wrangler.production.jsonc
index de27c7623..3fd925cad 100644
--- a/wrangler.production.jsonc
+++ b/wrangler.production.jsonc
@@ -31,5 +31,8 @@
       "persist": true,
       "head_sampling_rate": 1
     }
+  },
+  "placement": {
+    "mode": "smart"
   }
 }
diff --git a/wrangler.staging.jsonc b/wrangler.staging.jsonc
index 590656f47..b153557cf 100644
--- a/wrangler.staging.jsonc
+++ b/wrangler.staging.jsonc
@@ -31,5 +31,8 @@
       "persist": true,
       "head_sampling_rate": 1
     }
+  },
+  "placement": {
+    "mode": "smart"
   }
 }