diff --git a/launcher-package/src/universal/bin/sbt.bat b/launcher-package/src/universal/bin/sbt.bat
index 4158ff00c..19cc28e40 100755
--- a/launcher-package/src/universal/bin/sbt.bat
+++ b/launcher-package/src/universal/bin/sbt.bat
@@ -96,7 +96,7 @@ if defined JAVA_HOMES (
 if exist "project\build.properties" (
   for /F "eol=# delims== tokens=1*" %%a in (project\build.properties) do (
     if "%%a" == "sbt.version" if not "%%b" == "" (
-      set build_props_sbt_version=%%b
+      set "build_props_sbt_version=%%b"
     )
   )
 )