diff --git a/gamedata/sdktools.games/engine.ep2.txt b/gamedata/sdktools.games/engine.ep2.txt
index df8108e8..38054a66 100644
--- a/gamedata/sdktools.games/engine.ep2.txt
+++ b/gamedata/sdktools.games/engine.ep2.txt
@@ -233,7 +233,7 @@
 			"FireOutputBackup"
 			{
 				"windows"	"6"
-				"linux"		"10"
+				"linux"		"12"
 			}
 		}
 	}
diff --git a/gamedata/sdktools.games/engine.l4d2.txt b/gamedata/sdktools.games/engine.l4d2.txt
index d30311bb..d00bc003 100644
--- a/gamedata/sdktools.games/engine.l4d2.txt
+++ b/gamedata/sdktools.games/engine.l4d2.txt
@@ -225,7 +225,7 @@
 			"FireOutputBackup"
 			{
 				"windows"	"6"
-				"linux"		"10"
+				"linux"		"12"
 			}
 		}
 	}