diff --git a/libcacard/vcard_emul_nss.c b/libcacard/vcard_emul_nss.c
index df79476db8778df39f9c8508adf3f4d405907a43..21d468931384a8fa9ff158edd24349c677906014 100644
--- a/libcacard/vcard_emul_nss.c
+++ b/libcacard/vcard_emul_nss.c
@@ -893,7 +893,23 @@ vcard_emul_init(const VCardEmulOptions *options)
     if (options->nss_db) {
         rv = NSS_Init(options->nss_db);
     } else {
-        rv = NSS_Init("sql:/etc/pki/nssdb");
+        gchar *path, *db;
+#ifndef _WIN32
+        path = g_strdup("/etc/pki/nssdb");
+#else
+        if (g_get_system_config_dirs() == NULL ||
+            g_get_system_config_dirs()[0] == NULL) {
+            return VCARD_EMUL_FAIL;
+        }
+
+        path = g_build_filename(
+            g_get_system_config_dirs()[0], "pki", "nssdb", NULL);
+#endif
+        db = g_strdup_printf("sql:%s", path);
+
+        rv = NSS_Init(db);
+        g_free(db);
+        g_free(path);
     }
     if (rv != SECSuccess) {
         return VCARD_EMUL_FAIL;