diff --git a/include/empthread.h b/include/empthread.h
index 3ef3fcf1..22b8e836 100644
--- a/include/empthread.h
+++ b/include/empthread.h
@@ -111,7 +111,7 @@ typedef struct empth_rwlock_t empth_rwlock_t;
 #define EMPTH_STACKCHECK  0x2
 
 typedef struct loc_Thread empth_t;
-typedef struct loc_Sem_t empth_sem_t;
+typedef struct loc_Sem empth_sem_t;
 typedef struct loc_RWLock_t empth_rwlock_t;
 
 void empth_request_shutdown(void);
diff --git a/src/lib/empthread/ntthread.c b/src/lib/empthread/ntthread.c
index db0333e1..88192db0 100644
--- a/src/lib/empthread/ntthread.c
+++ b/src/lib/empthread/ntthread.c
@@ -93,9 +93,9 @@ struct loc_Thread {
 
 
 /************************
- * loc_Sem_t
+ * loc_Sem
  */
-struct loc_Sem_t {
+struct loc_Sem {
 
     char szName[17];