1 files changed, 1 insertions, 1 deletions
diff --git a/platform/core-impl/src/com/intellij/psi/impl/source/tree/FileElement.java b/platform/core-impl/src/com/intellij/psi/impl/source/tree/FileElement.java
index 76d5c421094d..d3071ddbca7d 100644
--- a/platform/core-impl/src/com/intellij/psi/impl/source/tree/FileElement.java
+++ b/platform/core-impl/src/com/intellij/psi/impl/source/tree/FileElement.java
@@ -70,7 +70,7 @@ public class FileElement extends LazyParseableElement implements FileASTNode, Ge
     return psiElementCopy.getTreeElement();
   }
 
-  public void setCharTable(CharTable table) {
+  public void setCharTable(@NotNull CharTable table) {
     myCharTable = table;
   }