diff --git a/src/syscall/exec_unix.go b/src/syscall/exec_unix.go
index 1f38de22b28..64a5b61fe5e 100644
--- a/src/syscall/exec_unix.go
+++ b/src/syscall/exec_unix.go
@@ -301,7 +301,7 @@ func Exec(argv0 string, argv []string, envv []string) (err error) {
 	} else if runtime.GOOS == "darwin" || runtime.GOOS == "ios" {
 		// Similarly on Darwin.
 		err1 = execveDarwin(argv0p, &argvp[0], &envvp[0])
-	} else if runtime.GOOS == "openbsd" && runtime.GOARCH == "amd64" {
+	} else if runtime.GOOS == "openbsd" && (runtime.GOARCH == "amd64" || runtime.GOARCH == "arm64") {
 		// Similarly on OpenBSD.
 		err1 = execveOpenBSD(argv0p, &argvp[0], &envvp[0])
 	} else {