diff --git a/api/middleware.go b/api/middleware.go
index f449847..3207395 100644
--- a/api/middleware.go
+++ b/api/middleware.go
@@ -87,8 +87,14 @@ func githubRestVerifyMiddleware(db *gorm.DB) mux.MiddlewareFunc {
 					return
 				}
 
-				appId, ok := claims["iss"].(string)
-				if !ok {
+				var appId string
+
+				switch v := claims["iss"].(type) {
+				case string:
+					appId = v
+				case float64:
+					appId = strconv.FormatFloat(v, 'f', -1, 64)
+				default:
 					http.Error(w, "Invalid JWT", http.StatusUnauthorized)
 					return
 				}