--- a/src/common/rclconfig.h
+++ b/src/common/rclconfig.h
@@ -319,9 +319,8 @@
 // stripped of accents and case or a raw one. Ideally, it should be
 // constant, but it needs to be initialized from the configuration, so
 // there is no way to do this. It never changes after initialization
-// of course. When set, it is supposed to get all of recoll to behave like if
-// if was compiled with RCL_INDEX_STRIPCHARS
-#ifndef  RCL_INDEX_STRIPCHARS
+// of course. Changing the value on a given index imposes a
+// reset. When using multiple indexes, all must have the same value
 extern bool o_index_stripchars;
-#endif
+
 #endif /* _RCLCONFIG_H_INCLUDED_ */