diff --git a/core/providers/bedrock/utils.go b/core/providers/bedrock/utils.go
index 998b888fb0f..c9351311fc6 100644
--- a/core/providers/bedrock/utils.go
+++ b/core/providers/bedrock/utils.go
@@ -1837,8 +1837,8 @@ func convertToolCallToContentBlock(toolCall schemas.ChatAssistantMessageToolCall
 		if err := json.Compact(&buf, []byte(args)); err == nil {
 			input = buf.Bytes()
 		} else {
-			// Preserve original payload instead of silently dropping args.
-			input = json.RawMessage([]byte(args))
+			// invalid json recieved
+			input = json.RawMessage("{}")
 		}
 	}