diff --git a/libselinux/include/selinux/avc.h b/libselinux/include/selinux/avc.h
index 46c51419..05899356 100644
--- a/libselinux/include/selinux/avc.h
+++ b/libselinux/include/selinux/avc.h
@@ -64,7 +64,11 @@ extern int avc_context_to_sid_raw(const char * ctx, security_id_t * sid);
  * reference count).  Note that avc_context_to_sid() also
  * increments reference counts.
  */
-extern int sidget(security_id_t sid);
+extern int sidget(security_id_t sid)
+#ifdef __GNUC__
+__attribute__ ((deprecated))
+#endif
+;
 
 /**
  * sidput - decrement SID reference counter.