diff --git a/platform/structuralsearch/source/com/intellij/structuralsearch/impl/matcher/MatcherImpl.java b/platform/structuralsearch/source/com/intellij/structuralsearch/impl/matcher/MatcherImpl.java
index 7a166478d3c9..06a61b1da4fc 100644
--- a/platform/structuralsearch/source/com/intellij/structuralsearch/impl/matcher/MatcherImpl.java
+++ b/platform/structuralsearch/source/com/intellij/structuralsearch/impl/matcher/MatcherImpl.java
@@ -441,6 +441,8 @@ public class MatcherImpl {
       MalformedPatternException exception = new MalformedPatternException();
       exception.initCause(e);
       throw exception;
+    } finally {
+      options.setScope(null);
     }
 
     return sink.getMatches();