diff --git a/platform/editor-ui-ex/src/com/intellij/openapi/editor/impl/ImaginaryEditor.java b/platform/editor-ui-ex/src/com/intellij/openapi/editor/impl/ImaginaryEditor.java
index dd325d7c9c1a..a355790bf221 100644
--- a/platform/editor-ui-ex/src/com/intellij/openapi/editor/impl/ImaginaryEditor.java
+++ b/platform/editor-ui-ex/src/com/intellij/openapi/editor/impl/ImaginaryEditor.java
@@ -169,7 +169,7 @@ public class ImaginaryEditor extends UserDataHolderBase implements Editor {
   public LogicalPosition offsetToLogicalPosition(int offset) {
     Document document = getDocument();
     int line = document.getLineNumber(offset);
-    int col = document.getLineStartOffset(line);
+    int col = offset - document.getLineStartOffset(line);
     return new LogicalPosition(line, col);
   }