--- rpm-4.5/rpmio/rpmmg.c.org	2012-02-29 16:32:05.655058968 +0100
+++ rpm-4.5/rpmio/rpmmg.c	2012-02-29 16:36:22.430972834 +0100
@@ -118,7 +118,29 @@
 	    /*@fallthrough@*/
 	case URL_IS_UNKNOWN:
 	default:
+	    {
+		char *old_ctype = setlocale(LC_CTYPE, NULL);
+		char *old_collate = setlocale(LC_COLLATE, NULL);
+
+		if (old_ctype) {
+			old_ctype = xstrdup(old_ctype);
+			setlocale(LC_CTYPE, "C");
+		}
+		if (old_collate) {
+			old_collate = xstrdup(old_collate);
+			setlocale(LC_COLLATE, "C");
+		}
+
 	    t = magic_file(mg->ms, fn);
+
+		if (old_ctype) {
+			setlocale(LC_CTYPE, old_ctype);
+			_free(old_ctype);
+		}
+		if (old_collate) {
+			setlocale(LC_COLLATE, old_collate);
+			_free(old_collate);
+		}
 	    /* XXX HACK: libmagic compiled without <pcreposix.h> spews here. */
 	    if (t == NULL) {
 		const char * msg = magic_error(mg->ms);
@@ -147,6 +176,7 @@
 		    rpmlog(RPMLOG_ERR, _("magic_file(ms, %s) failed: %s\n"),
 			    (fn ? fn : "(nil)"), msg);
 	    }
+	    }
 	    break;
 	}
     }