diff --git a/compiler/compiler.pro b/compiler/compiler.pro
index 66cb6b96386..34da2b2ed90 100644
--- a/compiler/compiler.pro
+++ b/compiler/compiler.pro
@@ -128,7 +128,6 @@ messages/**)
 -keep class com.intellij.util.io.IOUtil { public *; }
 -keep class com.intellij.openapi.util.io.FileUtil { public *; }
 -keep class com.intellij.util.SystemProperties { public *; }
--keep class jsr166e.extra.SequenceLock { *; }
 -keep class com.intellij.util.containers.hash.LinkedHashMap { *; }
 -keep class com.intellij.util.containers.ConcurrentIntObjectMap { *; }
 -keep class com.intellij.util.containers.ComparatorUtil { *; }