diff --git a/build.spec b/build.spec
index c8067c3..3219556 100644
--- a/build.spec
+++ b/build.spec
@@ -69,7 +69,7 @@ exe = EXE(
     debug=False,
     bootloader_ignore_signals=False,
     strip=False,
-    upx=True,
+    upx=False,
     upx_exclude=[],
     runtime_tmpdir=None,
     console=True,