diff --git a/src/core/snmp/mib2.c b/src/core/snmp/mib2.c
index dcd3b62c..9e26ee64 100644
--- a/src/core/snmp/mib2.c
+++ b/src/core/snmp/mib2.c
@@ -933,7 +933,7 @@ void objectidncpy(s32_t *dst, s32_t *src, u8_t n)
  * @param str if non-NULL then copy str pointer
  * @param len points to string length, excluding zero terminator
  */
-void snmp_set_sysdesr(u8_t *str, u8_t *len)
+void snmp_set_sysdescr(u8_t *str, u8_t *len)
 {
   if (str != NULL)
   {
diff --git a/src/include/lwip/snmp.h b/src/include/lwip/snmp.h
index 2ed043dd..4c1c9cd4 100644
--- a/src/include/lwip/snmp.h
+++ b/src/include/lwip/snmp.h
@@ -98,7 +98,7 @@ struct snmp_obj_id
 };
 
 /* system */
-void snmp_set_sysdesr(u8_t* str, u8_t* len);
+void snmp_set_sysdescr(u8_t* str, u8_t* len);
 void snmp_set_sysobjid(struct snmp_obj_id *oid);
 void snmp_get_sysobjid_ptr(struct snmp_obj_id **oid);
 void snmp_inc_sysuptime(void);
@@ -231,7 +231,7 @@ void snmp_get_snmpenableauthentraps(u8_t *value);
 #else
 
 /* system */
-#define snmp_set_sysdesr(str, len)
+#define snmp_set_sysdescr(str, len)
 #define snmp_set_sysobjid(oid);
 #define snmp_get_sysobjid_ptr(oid)
 #define snmp_inc_sysuptime()