diff --git a/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorImpl.java b/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorImpl.java
index 13f4ed7e29b6..3887e3583e17 100644
--- a/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorImpl.java
+++ b/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorImpl.java
@@ -1015,7 +1015,7 @@ public final class EditorImpl extends UserDataHolderBase implements EditorEx, Hi
       charWidth = EditorUtil.charWidth(c, fontType, this);
     }
     
-    if (charWidth <= 0) {
+    if (charWidth < 0) {
       charWidth = spaceSize;
     }