diff --git a/openair2/RRC/LITE/rrc_eNB_S1AP.c b/openair2/RRC/LITE/rrc_eNB_S1AP.c
index 1ec7cc44e8419e671360aa4b5c6a8f30c87a7f42..f3c22abeff3b432010cdfa5a35c4ac973ec9b221 100644
--- a/openair2/RRC/LITE/rrc_eNB_S1AP.c
+++ b/openair2/RRC/LITE/rrc_eNB_S1AP.c
@@ -290,7 +290,7 @@ rrc_eNB_process_security(
         "[eNB %d] NAS security_capabilities.encryption_algorithms %u AS ciphering_algorithm %lu NAS security_capabilities.integrity_algorithms %u AS integrity_algorithm %u\n",
         ctxt_pP->module_id,
         ue_context_pP->ue_context.security_capabilities.encryption_algorithms,
-        ue_context_pP->ue_context.ciphering_algorithm,
+        (unsigned long)ue_context_pP->ue_context.ciphering_algorithm,
         ue_context_pP->ue_context.security_capabilities.integrity_algorithms,
         ue_context_pP->ue_context.integrity_algorithm);
   /* Select relevant algorithms */
@@ -312,7 +312,7 @@ rrc_eNB_process_security(
          ctxt_pP->module_id,
          ue_context_pP->ue_context.rnti,
          security_capabilities_pP,
-         cipheringAlgorithm,
+         (unsigned long)cipheringAlgorithm,
          integrityProtAlgorithm,
          changed ? "changed" : "same");