diff --git a/gamedata/sdktools.games/engine.ep2.txt b/gamedata/sdktools.games/engine.ep2.txt
index 38054a66f..df8108e82 100644
--- a/gamedata/sdktools.games/engine.ep2.txt
+++ b/gamedata/sdktools.games/engine.ep2.txt
@@ -233,7 +233,7 @@
 			"FireOutputBackup"
 			{
 				"windows"	"6"
-				"linux"		"12"
+				"linux"		"10"
 			}
 		}
 	}
diff --git a/gamedata/sdktools.games/engine.ep2valve.txt b/gamedata/sdktools.games/engine.ep2valve.txt
index 3df9d5f5f..428cbf309 100644
--- a/gamedata/sdktools.games/engine.ep2valve.txt
+++ b/gamedata/sdktools.games/engine.ep2valve.txt
@@ -219,7 +219,7 @@
 			"FireOutputBackup"
 			{
 				"windows"	"6"
-				"linux"		"10"
+				"linux"		"12"
 			}
 		}
 	}