diff --git a/.builds/linux.yml b/.builds/linux.yml
index c4999802..abb69483 100644
--- a/.builds/linux.yml
+++ b/.builds/linux.yml
@@ -20,6 +20,7 @@ packages:
  - scrot
  - sway
  - grim
+ - wine
 sources:
  - https://git.sr.ht/~eliasnaur/gio
 environment:
diff --git a/cmd/gogio/windows_test.go b/cmd/gogio/windows_test.go
index b659765e..e4bd81ab 100644
--- a/cmd/gogio/windows_test.go
+++ b/cmd/gogio/windows_test.go
@@ -11,6 +11,7 @@ import (
 	"os"
 	"os/exec"
 	"path/filepath"
+	"runtime"
 	"sync"
 	"time"
 
@@ -39,6 +40,10 @@ func (d *WineTestDriver) Start(path string) {
 	bin := filepath.Join(d.tempDir("gio-endtoend-windows"), "red.exe")
 	flags := []string{"build", "-o=" + bin}
 	if raceEnabled {
+		if runtime.GOOS != "windows" {
+			// cross-compilation disables CGo, which breaks -race.
+			d.Skipf("can't cross-compile -race for Windows; skipping")
+		}
 		flags = append(flags, "-race")
 	}
 	flags = append(flags, path)