diff --git a/src/core/timeouts.c b/src/core/timeouts.c
index 4a71d430..71811b16 100644
--- a/src/core/timeouts.c
+++ b/src/core/timeouts.c
@@ -121,7 +121,7 @@ static u32_t current_timeout_due_time;
 
 #if LWIP_TESTMODE
 struct sys_timeo**
-lwip_sys_timers_get_next_timout(void)
+sys_timeouts_get_next_timeout(void)
 {
   return &next_timeout;
 }
diff --git a/src/include/lwip/timeouts.h b/src/include/lwip/timeouts.h
index eadefb89..b601f9eb 100644
--- a/src/include/lwip/timeouts.h
+++ b/src/include/lwip/timeouts.h
@@ -115,7 +115,7 @@ void sys_check_timeouts(void);
 u32_t sys_timeouts_sleeptime(void);
 
 #if LWIP_TESTMODE
-struct sys_timeo** lwip_sys_timers_get_next_timout(void);
+struct sys_timeo** sys_timeouts_get_next_timeout(void);
 void lwip_cyclic_timer(void *arg);
 #endif
 
diff --git a/test/unit/core/test_timers.c b/test/unit/core/test_timers.c
index f0bf91bd..39804230 100644
--- a/test/unit/core/test_timers.c
+++ b/test/unit/core/test_timers.c
@@ -11,7 +11,7 @@ static struct sys_timeo* old_list_head;
 static void
 timers_setup(void)
 {
-  struct sys_timeo** list_head = lwip_sys_timers_get_next_timout();
+  struct sys_timeo** list_head = sys_timeouts_get_next_timeout();
   old_list_head = *list_head;
   *list_head = NULL;
 }
@@ -19,7 +19,7 @@ timers_setup(void)
 static void
 timers_teardown(void)
 {
-  struct sys_timeo** list_head = lwip_sys_timers_get_next_timout();
+  struct sys_timeo** list_head = sys_timeouts_get_next_timeout();
   *list_head = old_list_head;
   lwip_sys_now = 0;
 }
@@ -46,7 +46,7 @@ struct lwip_cyclic_timer test_cyclic = {10, dummy_cyclic_handler};
 static void
 do_test_cyclic_timers(u32_t offset)
 {
-  struct sys_timeo** list_head = lwip_sys_timers_get_next_timout();
+  struct sys_timeo** list_head = sys_timeouts_get_next_timeout();
 
   /* verify normal timer expiration */
   lwip_sys_now = offset + 0;
@@ -127,7 +127,7 @@ END_TEST
 static void
 do_test_timers(u32_t offset)
 {
-  struct sys_timeo** list_head = lwip_sys_timers_get_next_timout();
+  struct sys_timeo** list_head = sys_timeouts_get_next_timeout();
   
   lwip_sys_now = offset + 0;