diff --git a/doc/mgba-qt.6 b/doc/mgba-qt.6
index dfda7a7aa..5cbf2a3cf 100644
--- a/doc/mgba-qt.6
+++ b/doc/mgba-qt.6
@@ -43,7 +43,7 @@ informative messages
 .It 16
 debugging messages
 .It 32
-stub messages
+stub messages for unimplemented features
 .It 256
 in\(hygame errors
 .It 512
diff --git a/doc/mgba.6 b/doc/mgba.6
index c05a87166..ab5f77779 100644
--- a/doc/mgba.6
+++ b/doc/mgba.6
@@ -71,7 +71,7 @@ informative messages
 .It 16
 debugging messages
 .It 32
-stub messages
+stub messages for unimplemented features
 .It 256
 in\(hygame errors
 .It 512