diff --git a/adm/templates/env.bat.in b/adm/templates/env.bat.in
index c7990ea691..bda8553c52 100644
--- a/adm/templates/env.bat.in
+++ b/adm/templates/env.bat.in
@@ -23,7 +23,6 @@ if exist "%~dp0custom.bat" (
 
 rem for compatability with external application using CASROOT
 if ["%CASROOT%"] == [""] set "CASROOT=%SCRIPTROOT%"
-set "PRODROOT="
 
 if not ["%TCL_DIR%"] == [""]           set "PATH=%TCL_DIR%;%PATH%"
 if not ["%TK_DIR%"] == [""]            set "PATH=%TK_DIR%;%PATH%"