diff --git a/std/room/description.c b/std/room/description.c
index b09fdfa..9431d31 100644
--- a/std/room/description.c
+++ b/std/room/description.c
@@ -4,7 +4,7 @@
 //
 // $Id: description.c 9468 2016-02-19 21:07:04Z Gloinson $
 
-#pragma strong_types
+#pragma strict_types
 #pragma save_types
 #pragma range_check
 #pragma no_clone
@@ -109,7 +109,7 @@
   
   // ggf. Tueren hinzufuegen.
   if (QueryProp(P_DOOR_INFOS)) {
-    string tmp=((string)call_other(DOOR_MASTER,"look_doors"));
+    string tmp=(({string})call_other(DOOR_MASTER,"look_doors"));
     if (stringp(tmp) && sizeof(tmp))
         descr += tmp;
   }
@@ -120,7 +120,7 @@
     descr += GetExits(viewer) || "";
 
   // Viewpoint (Objekt oder Objektarray) sind nicht sichtbar
-  inv_descr = (string) make_invlist(viewer, all_inventory(ME) 
+  inv_descr = ({string}) make_invlist(viewer, all_inventory(ME) 
 		  - (pointerp(viewpoint)?viewpoint:({viewpoint})) ,flags);
 
   if ( inv_descr != "" )
@@ -164,7 +164,7 @@
     descr += GetExits(viewer) || "";
 
   // Viewpoint (Objekt oder Objektarray) sind nicht sichtbar
-  inv_descr = (string) make_invlist( viewer, all_inventory(ME) 
+  inv_descr = ({string}) make_invlist( viewer, all_inventory(ME) 
 		  - (pointerp(viewpoint)?viewpoint:({viewpoint})) );
 
   if ( inv_descr != "" )
diff --git a/std/room/doors.c b/std/room/doors.c
index a9bab7d..10e1cca 100644
--- a/std/room/doors.c
+++ b/std/room/doors.c
@@ -86,12 +86,12 @@
   string *cmds;
   int i,j;
 
-  if (!pointerp(info=(mixed *)QueryProp(P_DOOR_INFOS))) return;
+  if (!pointerp(info=({mixed *})QueryProp(P_DOOR_INFOS))) return;
   add_action("oeffnen","oeffne");
   add_action("schliessen","schliesse");
   add_action("schliessen","schliess");
   for (i=sizeof(info)-1;i>=0;i--) {
-    cmds=(string *)(info[i][D_CMDS]);
+    cmds=({string *})(info[i][D_CMDS]);
     for (j=sizeof(cmds)-1;j>=0;j--)
       add_action("go_door",cmds[j]);
     // Befehle IMMER anfuegen, gechecked wird sowieso erst beim Durchgehen.
@@ -108,14 +108,14 @@
 {
   if (!str || !QueryProp(P_DOOR_INFOS))
     return 0;
-  return (int) call_other(DOOR_MASTER,"oeffnen",str);
+  return ({int}) call_other(DOOR_MASTER,"oeffnen",str);
 }
 
 int schliessen (string str)
 {
   if (!str || !QueryProp(P_DOOR_INFOS))
     return 0;
-  return (int) call_other(DOOR_MASTER,"schliessen",str);
+  return ({int}) call_other(DOOR_MASTER,"schliessen",str);
 }
 
 varargs int
diff --git a/std/room/gilde.c b/std/room/gilde.c
index 3086fe1..737dfc2 100644
--- a/std/room/gilde.c
+++ b/std/room/gilde.c
@@ -3,7 +3,7 @@
 // gilde.c -- Standardgilde
 //
 // $Id: gilde.c 8388 2013-02-16 17:28:31Z Zesstra $
-#pragma strong_types
+#pragma strict_types
 #pragma save_types
 #pragma range_check
 #pragma no_clone
@@ -237,9 +237,9 @@
   if (lev<0) lev=0;
 
   if (pl->QueryProp(P_GENDER) == MALE)
-    titles=(mapping)QueryProp(P_GUILD_MALE_TITLES);
+    titles=QueryProp(P_GUILD_MALE_TITLES);
   else
-    titles=(mapping)QueryProp(P_GUILD_FEMALE_TITLES);
+    titles=QueryProp(P_GUILD_FEMALE_TITLES);
 
   if (!mappingp(titles) || !sizeof(titles)) return 0;
 
@@ -280,7 +280,7 @@
   // Falls die konkrete Gilde des Spielern irgedwas mit dem Titel in
   // ABhaengigkeit des Spielerlevels tun will. Ausnahmsweise per call_other,
   // die Funktion kommt eigentlich aus /std/gilden_ob.c.
-  string gname=(string)pl->QueryProp(P_GUILD);
+  string gname=({string})pl->QueryProp(P_GUILD);
   (GUILD_DIR+"/"+gname)->adjust_title(pl);
 
   return 1;