diff --git a/code/modules/client/verbs/ooc.dm b/code/modules/client/verbs/ooc.dm
index 3fc6b0fa70c..6e3a6e44944 100644
--- a/code/modules/client/verbs/ooc.dm
+++ b/code/modules/client/verbs/ooc.dm
@@ -360,6 +360,13 @@ ADMIN_VERB(reset_ooc_color, R_FUN, "Reset Player OOC Color", "Returns player OOC
 
 	var/list/map_size = splittext(sizes["mapwindow.size"], "x")
 
+	var/split_size = splittext(sizes["mainwindow.split.size"], "x")
+	var/split_width = text2num(split_size[1])
+
+	// Window is minimized, we can't get proper data so return to avoid division by 0
+	if (!split_width)
+		return
+
 	// Gets the type of zoom we're currently using from our view datum
 	// If it's 0 we do our pixel calculations based off the size of the mapwindow
 	// If it's not, we already know how big we want our window to be, since zoom is the exact pixel ratio of the map
@@ -381,9 +388,6 @@ ADMIN_VERB(reset_ooc_color, R_FUN, "Reset Player OOC Color", "Returns player OOC
 		// Nothing to do
 		return
 
-	var/split_size = splittext(sizes["mainwindow.split.size"], "x")
-	var/split_width = text2num(split_size[1])
-
 	// Avoid auto-resizing the statpanel and chat into nothing.
 	desired_width = min(desired_width, split_width - 300)