diff --git a/radio/util/build-companion.bat b/radio/util/build-companion.bat
index 4fdbff3c2..24c0f0d1e 100644
--- a/radio/util/build-companion.bat
+++ b/radio/util/build-companion.bat
@@ -1,4 +1,4 @@
-SET SRCDIR=%~dp0%
+SET SRCDIR=%~dp0%\..\..
 
 cd %SRCDIR%
 git fetch