diff --git a/compat-usrmerge.changes b/compat-usrmerge.changes
index 6d79ad4..f612632 100644
--- a/compat-usrmerge.changes
+++ b/compat-usrmerge.changes
@@ -2,6 +2,7 @@
 Tue Jun 15 15:27:41 UTC 2021 - Ludwig Nussel <lnussel@suse.de>
 
 - another fix for split /usr to avoid running out of space (boo#1186781)
+- unsafe fallback also for ENOSYS on renameat2 as seen on WSL
 
 -------------------------------------------------------------------
 Tue Jun  8 12:03:52 UTC 2021 - Ludwig Nussel <lnussel@suse.de>
diff --git a/xmv.c b/xmv.c
index d3bc20d..cdddb95 100644
--- a/xmv.c
+++ b/xmv.c
@@ -70,7 +70,9 @@ int main(int argc, char** argv)
 	const char *source = argv[optind], *target = argv[optind+1];
 	r = syscall (SYS_renameat2, AT_FDCWD, source, AT_FDCWD, target, RENAME_EXCHANGE);
 	if (r < 0) {
-		if (errno != EINVAL) {
+		// FS not supporting RENAME_EXCHANGE -> EINVAL
+		// No renameat2 syscall -> ENOSYS (eg WSL)
+		if (errno != EINVAL && errno != ENOSYS) {
 			perror("renameat2");
 			return 1;
 		}