1.1 --- a/src/Tools/isac/ProgLang/ListC.thy	Fri Apr 16 22:13:43 2021 +0200
     1.2 +++ b/src/Tools/isac/ProgLang/ListC.thy	Fri Apr 16 22:29:23 2021 +0200
     1.3 @@ -3,7 +3,7 @@
     1.4     (c) due to copyright terms
     1.5  *)
     1.6  
     1.7 -theory ListC imports "~~/src/Tools/isac/BaseDefinitions/BaseDefinitions"
     1.8 +theory ListC imports "$ISABELLE_ISAC/BaseDefinitions/BaseDefinitions"
     1.9  
    1.10  begin
    1.11