diff --git a/games/warzone2100/pkg-message b/games/warzone2100/pkg-message
index 155d7920e78c..b4b75b2b8d9c 100644
--- a/games/warzone2100/pkg-message
+++ b/games/warzone2100/pkg-message
@@ -5,7 +5,7 @@ Warzone2100 has been installed.
 If the game locks up in heavy fight (e.g. many units firing at each other) try
 to set OPENAL_BUFFER_SIZE to 8192 before running it.
 
-$ env OPENAL_BUFFER_SIZE=8192 warzone
+$ env OPENAL_BUFFER_SIZE=8192 warzone2100
 
 Or set the environment variable in your shell's configuration file (you can
 also run these commands directly from the command-line).