diff --git a/data/core/start.lua b/data/core/start.lua
index 31fed147..f3bc89c6 100644
--- a/data/core/start.lua
+++ b/data/core/start.lua
@@ -2,7 +2,7 @@
 VERSION = "@PROJECT_VERSION@"
 MOD_VERSION = "2"
 
-SCALE = tonumber(os.getenv("LITE_SCALE")) or SCALE
+SCALE = tonumber(os.getenv("LITE_SCALE") or os.getenv("GDK_SCALE") or os.getenv("QT_SCALE_FACTOR")) or SCALE
 PATHSEP = package.config:sub(1, 1)
 
 EXEDIR = EXEFILE:match("^(.+)[/\\][^/\\]+$")