diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 528e81f6..ebc7944c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -176,6 +176,8 @@ jobs:
 
           Copy-Item -Path C:\gtk-build\gtk\x64\release\bin\*.dll -Destination target\wix\gtk4\bin
           Copy-Item -Path C:\gtk-build\gtk\x64\release\bin\gdbus.exe -Destination target\wix\gtk4\bin
+          Copy-Item -Path C:\gtk-build\gtk\x64\release\bin\gspawn-win64-helper.exe -Destination target\wix\gtk4\bin
+          Copy-Item -Path C:\gtk-build\gtk\x64\release\bin\gspawn-win64-helper-console.exe -Destination target\wix\gtk4\bin
 
           Copy-Item -Path C:\gtk-build\gtk\x64\release\lib\gdk-pixbuf-2.0\2.10.0\loaders\*.dll -Destination target\wix\gtk4\lib\gdk-pixbuf-2.0\2.10.0\loaders
           Copy-Item -Path C:\gtk-build\gtk\x64\release\lib\gdk-pixbuf-2.0\2.10.0\loaders.cache -Destination target\wix\gtk4\lib\gdk-pixbuf-2.0\2.10.0
diff --git a/res/windows/wix/space-acres.wxs b/res/windows/wix/space-acres.wxs
index 65fdb55e..00bbbd36 100644
--- a/res/windows/wix/space-acres.wxs
+++ b/res/windows/wix/space-acres.wxs
@@ -130,6 +130,8 @@
                         </Component>
                         <Component Id='gtk4' Guid='f34c20a7-fec1-4afa-b06c-0945bbbc420f'>
                             <File Id='gdbus.exe' Name='gdbus.exe' DiskId='1' Source='target\wix\gtk4\bin\gdbus.exe' />
+                            <File Id='gspawn_win64_helper.exe' Name='gspawn-win64-helper.exe' DiskId='1' Source='target\wix\gtk4\bin\gspawn-win64-helper.exe' />
+                            <File Id='gspawn_win64_helper_console.exe' Name='gspawn-win64-helper-console.exe' DiskId='1' Source='target\wix\gtk4\bin\gspawn-win64-helper-console.exe' />
 
                             <File Id='asprintf.dll' Name='asprintf.dll' DiskId='1' Source='target\wix\gtk4\bin\asprintf.dll' />
                             <File Id='cairo_2.dll' Name='cairo-2.dll' DiskId='1' Source='target\wix\gtk4\bin\cairo-2.dll' />