diff --git a/Makefile b/Makefile
index cb93d85..6163534 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 PACKAGE_NAME := Misanthrope
-VERSION_STRING := 0.3.0
+VERSION_STRING := 0.3.1
 
 OUTPUT_NAME := $(PACKAGE_NAME)_$(VERSION_STRING)
 OUTPUT_DIR := build/$(OUTPUT_NAME)
diff --git a/libs/region.lua b/libs/region.lua
index 6e6cb55..54f6d91 100644
--- a/libs/region.lua
+++ b/libs/region.lua
@@ -153,7 +153,7 @@ function region.update_biter_base_locations(region_data)
             end
         end
     end
-    
+
     -- recalculate base position based on center of spawners
     for i = #region_data.enemy_bases, 1, -1 do
         local base = region_data.enemy_bases[i]
@@ -180,9 +180,6 @@ end
 
 function region.get_player_target_cache(region_data)
     local cache = region_data.player_target_cache
-    if cache and cache.calculated_at < 23750000 then
-        cache = nil
-    end
     if cache == nil then
         cache = player_target_cache.new(region_data)
         region_data.player_target_cache = cache