diff --git a/src/cmd/dist/test.go b/src/cmd/dist/test.go
index 6f4d23182a..a87c2a1aae 100644
--- a/src/cmd/dist/test.go
+++ b/src/cmd/dist/test.go
@@ -1585,7 +1585,7 @@ func raceDetectorSupported(goos, goarch string) bool {
 		return goarch == "amd64" || goarch == "ppc64le" || goarch == "arm64" || goarch == "s390x"
 	case "darwin":
 		return goarch == "amd64" || goarch == "arm64"
-	case "freebsd", "netbsd", "openbsd", "windows":
+	case "freebsd", "netbsd", "windows":
 		return goarch == "amd64"
 	default:
 		return false
diff --git a/src/internal/platform/supported.go b/src/internal/platform/supported.go
index 8f43cbf25f..a774247e6b 100644
--- a/src/internal/platform/supported.go
+++ b/src/internal/platform/supported.go
@@ -26,7 +26,7 @@ func RaceDetectorSupported(goos, goarch string) bool {
 		return goarch == "amd64" || goarch == "ppc64le" || goarch == "arm64" || goarch == "s390x"
 	case "darwin":
 		return goarch == "amd64" || goarch == "arm64"
-	case "freebsd", "netbsd", "openbsd", "windows":
+	case "freebsd", "netbsd", "windows":
 		return goarch == "amd64"
 	default:
 		return false