diff --git a/src/measurement/position_measurement.js b/src/measurement/position_measurement.js
index 36e60601ae57b1df4ac56332640ccc6a12309a8f..cc55fb4d62462985eeb31534c4e79a35da7b7e8c 100644
--- a/src/measurement/position_measurement.js
+++ b/src/measurement/position_measurement.js
@@ -519,7 +519,7 @@ function coordsCharInner(cm, lineObj, lineNo, x, y) {
     // base X position
     let coords = cursorCoords(cm, Pos(lineNo, ch, sticky), "line", lineObj, preparedMeasure)
     baseX = coords.left
-    outside = y < coords.top || y > coords.bottom
+    outside = y < coords.top || y >= coords.bottom
   }
 
   ch = skipExtendingChars(lineObj.text, ch, 1)