diff --git a/src/shared/model-error-classifier.test.ts b/src/shared/model-error-classifier.test.ts
index c4989d199..c7f41ef4e 100644
--- a/src/shared/model-error-classifier.test.ts
+++ b/src/shared/model-error-classifier.test.ts
@@ -248,6 +248,28 @@ describe("model-error-classifier", () => {
     //#then
     expect(result).toBe(true)
   })
+
+  test("does not treat unrelated forbidden messages as retryable", () => {
+    //#given
+    const error = { message: "EACCES: forbidden write to /etc/hosts" }
+
+    //#when
+    const result = shouldRetryError(error)
+
+    //#then
+    expect(result).toBe(false)
+  })
+
+  test("does not treat unrelated 403 messages as retryable", () => {
+    //#given
+    const error = { message: "Tool returned HTTP 403 for the requested URL" }
+
+    //#when
+    const result = shouldRetryError(error)
+
+    //#then
+    expect(result).toBe(false)
+  })
 })
 
 export {}
diff --git a/src/shared/model-error-classifier.ts b/src/shared/model-error-classifier.ts
index 611a71aac..2c74d0831 100644
--- a/src/shared/model-error-classifier.ts
+++ b/src/shared/model-error-classifier.ts
@@ -72,8 +72,8 @@ const RETRYABLE_MESSAGE_PATTERNS = [
   "504",
   "429",
   "529",
-  "403",
-  "forbidden",
+  "selected provider is forbidden",
+  "provider is forbidden",
 ]
 
 /**