diff --git a/srsepc/src/hss/hss.cc b/srsepc/src/hss/hss.cc
index bd6c281bc..cf7a35190 100644
--- a/srsepc/src/hss/hss.cc
+++ b/srsepc/src/hss/hss.cc
@@ -290,7 +290,6 @@ void hss::gen_auth_info_answer_milenage(hss_ue_ctx_t* ue_ctx,
   uint8_t* sqn = ue_ctx->sqn;
 
   // Temp variables
-  uint8_t xdout[16];
   uint8_t ck[16];
   uint8_t ik[16];
   uint8_t ak[6];