diff --git a/src/utils/setDefaultsPTB.m b/src/utils/setDefaultsPTB.m
index 8af9388b..f0153dc2 100644
--- a/src/utils/setDefaultsPTB.m
+++ b/src/utils/setDefaultsPTB.m
@@ -51,7 +51,7 @@
         fieldsToSet.audio.devIdx = [];
         fieldsToSet.audio.playbackMode = 1;
 
-        fieldsToSet.audio.fs = 44800;
+        fieldsToSet.audio.fs = 44100;
         fieldsToSet.audio.channels = 2;
         fieldsToSet.audio.initVolume = 1;
         fieldsToSet.audio.requestedLatency = 3;
diff --git a/tests/test_setDefaultsPTB.m b/tests/test_setDefaultsPTB.m
index c7de5332..1a9f48a4 100644
--- a/tests/test_setDefaultsPTB.m
+++ b/tests/test_setDefaultsPTB.m
@@ -46,7 +46,7 @@ function test_setDefaultsPtbAudio()
                                'do', true, ...
                                'devIdx', [], ...
                                'playbackMode', 1, ...
-                               'fs', 44800, ...
+                               'fs', 44100, ...
                                'channels', 2, ...
                                'initVolume', 1, ...
                                'requestedLatency', 3, ...