--- a/ui/common/properties.h	Sun Nov 12 12:03:50 2017 +0100
+++ b/ui/common/properties.h	Thu Nov 16 12:04:10 2017 +0100
@@ -46,8 +46,8 @@
 void uic_load_app_properties();
 void uic_store_app_properties();
 
-int uic_load_language_file(char *path);
-char* uic_get_image_path(char *imgfilename);
+int uic_load_language_file(const char *path);
+char* uic_get_image_path(const char *imgfilename);
     
 #ifdef	__cplusplus
 }