diff --git a/internal/api/problem/handler.go b/internal/api/problem/handler.go
index af91ec6..797b1b1 100644
--- a/internal/api/problem/handler.go
+++ b/internal/api/problem/handler.go
@@ -18,6 +18,7 @@ type Handler interface {
 	Search(c *gin.Context)
 	Update(c *gin.Context)
 	Upload(c *gin.Context)
+	CreateVersion(c *gin.Context)
 }
 
 type handler struct {