diff --git a/lasso/xml/xml.h b/lasso/xml/xml.h
index 5b2ac4c8..34a1caa8 100644
--- a/lasso/xml/xml.h
+++ b/lasso/xml/xml.h
@@ -194,10 +194,10 @@ LASSO_EXPORT gchar* lasso_get_prefix_for_idwsf2_dst_service_href(const gchar *hr
 
 LASSO_EXPORT char* lasso_node_debug(LassoNode *node, int level);
 
-typedef struct _LassoKey LassoKey;
+struct _LassoKey;
 
 LASSO_EXPORT char* lasso_node_export_to_saml2_query(LassoNode *node, const char *param_name, const
-		char *url, LassoKey *key);
+		char *url, struct _LassoKey *key);
 
 #ifdef __cplusplus
 }