diff --git a/src/mme/mme-context.c b/src/mme/mme-context.c
index fb0607451..638170923 100644
--- a/src/mme/mme-context.c
+++ b/src/mme/mme-context.c
@@ -3424,7 +3424,7 @@ int mme_m_tmsi_pool_generate()
     int index = 0;
 
     ogs_trace("M-TMSI Pool try to generate...");
-    for (i = 0; index < ogs_app()->max.ue; i++) {
+    for (i = 0; index < ogs_app()->max.ue*2; i++) {
         mme_m_tmsi_t *m_tmsi = NULL;
         int conflict = 0;