diff -r 9d0505d80044 -r 7eea57f6d847 libidav/webdav.c
--- a/libidav/webdav.c	Sun Sep 24 11:31:01 2017 +0200
+++ b/libidav/webdav.c	Sun Sep 24 14:31:42 2017 +0200
@@ -190,7 +190,7 @@
     return NULL;
 }
 
-int dav_add_namespace(DavContext *context, char *prefix, char *name) {
+int dav_add_namespace(DavContext *context, const char *prefix, const char *name) {
     DavNamespace *namespace = malloc(sizeof(DavNamespace));
     if(!namespace) {
         return 1;
@@ -200,7 +200,7 @@
     return ucx_map_cstr_put(context->namespaces, prefix, namespace);
 }
 
-DavNamespace* dav_get_namespace(DavContext *context, char *prefix) {
+DavNamespace* dav_get_namespace(DavContext *context, const char *prefix) {
     return ucx_map_cstr_get(context->namespaces, prefix);
 }