diff --git a/src/eressea/eressea-lua.vcproj b/src/eressea/eressea-lua.vcproj
index 858bbee29..ba2f19dcd 100644
--- a/src/eressea/eressea-lua.vcproj
+++ b/src/eressea/eressea-lua.vcproj
@@ -44,7 +44,7 @@
 			<Tool
 				Name="VCLinkerTool"
 				AdditionalOptions="/MACHINE:I386 /FIXED:NO"
-				AdditionalDependencies="luabind.lib lua50.lib lualib50.lib libxml2.lib iconv.lib"
+				AdditionalDependencies="luabind.lib lua50.lib libxml2.lib iconv.lib"
 				OutputFile=".\Release/eressea-lua.exe"
 				LinkIncremental="1"
 				SuppressStartupBanner="TRUE"
diff --git a/src/eressea/korrektur.c b/src/eressea/korrektur.c
index c0a03466b..16ba1cfdc 100644
--- a/src/eressea/korrektur.c
+++ b/src/eressea/korrektur.c
@@ -39,6 +39,7 @@
 #include <kernel/alliance.h>
 #include <kernel/border.h>
 #include <kernel/building.h>
+#include <kernel/calendar.h>
 #include <kernel/faction.h>
 #include <kernel/item.h>
 #include <kernel/magic.h>
@@ -1009,7 +1010,7 @@ korrektur(void)
   do_once("asfi", &fix_astral_firewalls);
   frame_regions();
 #ifdef GLOBAL_WARMING
-  if (current_season == SEASON_SUMMER) {
+  if (get_gamedate(turn, NULL)->season == SEASON_SUMMER) {
     global_warming();
   }
 #endif