diff --git a/osdep/io.h b/osdep/io.h
index 7e8a267541..2f04337288 100644
--- a/osdep/io.h
+++ b/osdep/io.h
@@ -196,6 +196,7 @@ int msync(void *addr, size_t length, int flags);
 // These are stubs since there is not anything that helps with this on Windows.
 #define locale_t int
 #define LC_ALL_MASK 0
+#define LC_CTYPE_MASK 0
 locale_t newlocale(int, const char *, locale_t);
 locale_t uselocale(locale_t);
 void freelocale(locale_t);
diff --git a/stream/stream_libarchive.c b/stream/stream_libarchive.c
index e5acad016b..ae06efb890 100644
--- a/stream/stream_libarchive.c
+++ b/stream/stream_libarchive.c
@@ -244,8 +244,11 @@ struct mp_archive *mp_archive_new(struct mp_log *log, struct stream *src,
     struct mp_archive *mpa = talloc_zero(NULL, struct mp_archive);
     mpa->log = log;
     mpa->locale = newlocale(LC_ALL_MASK, "C.UTF-8", (locale_t)0);
-    if (!mpa->locale)
-        goto err;
+    if (!mpa->locale) {
+        mpa->locale = newlocale(LC_CTYPE_MASK, "", (locale_t)0);
+        if (!mpa->locale)
+            goto err;
+    }
     mpa->arch = archive_read_new();
     mpa->primary_src = src;
     if (!mpa->arch)