diff --git a/repos/os/src/server/mixer/mixer.cc b/repos/os/src/server/mixer/mixer.cc
index 6bc4017798..466e134075 100644
--- a/repos/os/src/server/mixer/mixer.cc
+++ b/repos/os/src/server/mixer/mixer.cc
@@ -292,11 +292,11 @@ class Audio_out::Mixer : public Thread<1024 * sizeof(addr_t)>
 					continue;
 				}
 
-				_mix();
-
 				/* advance position of clients */
 				_advance_position();
 
+				_mix();
+
 				if (!_left.stream()->empty())
 					_wait_for_progress();
 				else