diff --git a/platform/lang-impl/src/com/intellij/lang/parser/GeneratedParserUtilBase.java b/platform/lang-impl/src/com/intellij/lang/parser/GeneratedParserUtilBase.java
index fe6ce0840659..b3e708aaffa0 100644
--- a/platform/lang-impl/src/com/intellij/lang/parser/GeneratedParserUtilBase.java
+++ b/platform/lang-impl/src/com/intellij/lang/parser/GeneratedParserUtilBase.java
@@ -1104,9 +1104,7 @@ public class GeneratedParserUtilBase {
         tokenCount = 0;
       }
     }
-    if (marker != null) {
-      marker.drop();
-    }
+    marker.drop();
     for (Pair<PsiBuilder.Marker, PsiBuilder.Marker> pair : parenList) {
       pair.first.drop();
     }