diff --git a/source/lib/res/sound/snd_mgr.cpp b/source/lib/res/sound/snd_mgr.cpp
index 2a94ec6272..3a71b1df58 100644
--- a/source/lib/res/sound/snd_mgr.cpp
+++ b/source/lib/res/sound/snd_mgr.cpp
@@ -1465,7 +1465,7 @@ static bool is_null(VSrc* vs)
  */
 static void list_prune_removed()
 {
-	VSrcIt new_end = remove_if(vsrcs.begin(), vsrcs.end(), is_null);
+	VSrcIt new_end = std::remove_if(vsrcs.begin(), vsrcs.end(), is_null);
 	vsrcs.erase(new_end, vsrcs.end());
 }
 
diff --git a/source/lib/tests/test_adts.h b/source/lib/tests/test_adts.h
index cef0c3b033..b4b3873277 100644
--- a/source/lib/tests/test_adts.h
+++ b/source/lib/tests/test_adts.h
@@ -92,7 +92,7 @@ public:
 
 			TS_ASSERT_EQUALS(buf.size(), deq.size());
 			RingBuf<int, N>::iterator begin = buf.begin(), end = buf.end();
-			TS_ASSERT(equal(begin, end, deq.begin()));
+			TS_ASSERT(std::equal(begin, end, deq.begin()));
 		}
 	}
 };