diff --git a/src/core/prompts/tools/native-tools/read_file.ts b/src/core/prompts/tools/native-tools/read_file.ts
index 7918826833d..6118f585870 100644
--- a/src/core/prompts/tools/native-tools/read_file.ts
+++ b/src/core/prompts/tools/native-tools/read_file.ts
@@ -30,7 +30,7 @@ export const read_file = {
 								},
 							},
 						},
-						required: ["path", "line_ranges"],
+						required: ["path"],
 						additionalProperties: false,
 					},
 					minItems: 1,