diff --git a/installer/run_gzip.cmd b/installer/run_gzip.cmd
index 549b0f6b..0db6e527 100644
--- a/installer/run_gzip.cmd
+++ b/installer/run_gzip.cmd
@@ -2,8 +2,8 @@
 
 where gzip 2>NUL
 if %ERRORLEVEL% equ 0 (
-    gzip -d %*
+    gzip -d "%*"
 ) else (
-    curl -L -o %~dp0\busybox.exe https://github.com/mattn/vim-lsp-settings/releases/download/v0.0.1/busybox.exe
-    %~dp0\busybox gzip -d %*
+    curl -L -o "%~dp0\busybox.exe" https://github.com/mattn/vim-lsp-settings/releases/download/v0.0.1/busybox.exe
+    "%~dp0\busybox" gzip -d "%*"
 )
diff --git a/installer/run_unzip.cmd b/installer/run_unzip.cmd
index 341cb233..7d594c55 100644
--- a/installer/run_unzip.cmd
+++ b/installer/run_unzip.cmd
@@ -4,8 +4,8 @@ if "x%1" equ "x" goto :EOF
 
 where unzip 2>NUL
 if %ERRORLEVEL% equ 0 (
-    unzip %*
+    unzip "%*"
 ) else (
-    curl -L -o %~dp0\unzip.exe https://github.com/mattn/vim-lsp-settings/releases/download/v0.0.1/unzip.exe
-    %~dp0\unzip %*
+    curl -L -o "%~dp0\unzip.exe" https://github.com/mattn/vim-lsp-settings/releases/download/v0.0.1/unzip.exe
+    "%~dp0\unzip" "%*"
 )