diff --git a/openai/client.go b/openai/client.go
index 9e0bff6..417399d 100644
--- a/openai/client.go
+++ b/openai/client.go
@@ -60,7 +60,7 @@ func (c Client) ChatCompletions(prompt string) (*CompletionResponse, error) {
 }
 
 func cleanPrompt(p string) string {
-	regex := regexp.MustCompile("(<@\d+>)")
+	regex := regexp.MustCompile("<@\\d+>")
 	return regex.ReplaceAllString(p, "")
 }