diff --git a/src/HttpServer/jsonconf/jsonconf.go b/src/HttpServer/jsonconf/jsonconf.go
index d01a3a4..46545fd 100644
--- a/src/HttpServer/jsonconf/jsonconf.go
+++ b/src/HttpServer/jsonconf/jsonconf.go
@@ -27,7 +27,7 @@ type CatDesc struct {
 	Gold_get string `json:"gold_get"`
 	Ratio float32 `json:"ratio"`
 	Increse_limit int `json:"increse_limit"`
-	Interval int `json:"interval"`
+	Interval float32 `json:"interval"`
 }
 
 type RedCatDesc struct {
--
libgit2 0.21.0