diff --git a/README.md b/README.md
index 9e3505b..a4dfce1 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ You can monitor multiple entities at the same time and give them names to distin
 
 ## Changelog
 
-### 16.1.1
+### 16.1.2
 - fix crash when other selection tools are used
 - change ingredients to make it buildable without oil
 
diff --git a/info.json b/info.json
index b0ffaba..c650b19 100644
--- a/info.json
+++ b/info.json
@@ -1,6 +1,6 @@
 {
   "name": "PowerMon",
-  "version": "16.1.1",
+  "version": "16.1.2",
   "title": "Power Monitor",
   "author": "Jason Miles, Tessiema",
   "contact": "jonasjurczok+factorio@gmail.com",
diff --git a/src/pmon/pmon.lua b/src/pmon/pmon.lua
index 7a8a193..90603d2 100644
--- a/src/pmon/pmon.lua
+++ b/src/pmon/pmon.lua
@@ -228,7 +228,11 @@ function pmon.on_player_selected_area(event)
     local player = game.players[event.player_index]
     local cursor_stack = player.cursor_stack
 
-    if (cursor_stack.valid and cursor_stack.name == "pmon-power-monitor") then
+    if ((not cursor_stack.valid) or (not cursor_stack.valid_for_read)) then
+        return
+    end
+
+    if (cursor_stack.name == "pmon-power-monitor") then
         local entity = event.entities[1]
 
         if (entity) then