diff --git a/build-7z.cmd b/build-7z.cmd
index 58d50d5b..60afd731 100644
--- a/build-7z.cmd
+++ b/build-7z.cmd
@@ -1,6 +1,11 @@
 @echo off
 setlocal
-set ZIP_BIN="C:\Program Files\7-Zip\7z.exe"
+where /q 7z
+IF ERRORLEVEL 1 (
+    set ZIP_BIN="C:\Program Files\7-Zip\7z.exe"
+) ELSE (
+    set ZIP_BIN=7z
+)
 cd /d %~dp0
 msbuild -t:restore -p:RestorePackagesConfig=true
 msbuild VRCX.sln /p:Configuration=Release /p:Platform=x64 -m
diff --git a/make-zip-7z.cmd b/make-zip-7z.cmd
index e18471aa..8beaf702 100644
--- a/make-zip-7z.cmd
+++ b/make-zip-7z.cmd
@@ -1,11 +1,17 @@
 @echo off
 setlocal
+where /q 7z
+IF ERRORLEVEL 1 (
+    set ZIP_BIN="C:\Program Files\7-Zip\7z.exe"
+) ELSE (
+    set ZIP_BIN=7z
+)
 for /f %%a in ('powershell -Command "Get-Date -format yyyyMMdd"') do set TODAY=%%a
 set ZIP_NAME=VRCX_%TODAY%.zip
 echo %ZIP_NAME%
 rem using 7-Zip (https://www.7-zip.org)
 cd "%~dp0\bin\x64\Release"
-"C:\Program Files\7-Zip\7z.exe" a -tzip %ZIP_NAME% * -mx=7 -xr0!cache -xr0!userdata -xr0!*.log -xr0!VRCX.json -xr0!VRCX.sqlite3
+%ZIP_BIN% a -tzip %ZIP_NAME% * -mx=7 -xr0!cache -xr0!userdata -xr0!*.log -xr0!VRCX.json -xr0!VRCX.sqlite3
 cd "%~dp0"
 move "%~dp0\bin\x64\Release\%ZIP_NAME%" "%~dp0"
 pause