diff --git a/features/org.eclipse.equinox.p2.core.feature/forceQualifierUpdate.txt b/features/org.eclipse.equinox.p2.core.feature/forceQualifierUpdate.txt
index 03a4de7..c68cf01 100644
--- a/features/org.eclipse.equinox.p2.core.feature/forceQualifierUpdate.txt
+++ b/features/org.eclipse.equinox.p2.core.feature/forceQualifierUpdate.txt
@@ -14,4 +14,5 @@
 Bug 506597 - Build failure on I20161026-2000
 Bug 510206 - Please update to xz-java 1.5
 Bug 518051 - Update to xz-java 1.6 
-Bug 529908 - Update xz-java 1.8
\ No newline at end of file
+Bug 529908 - Update xz-java 1.8
+Bug 444188 - Fix concurrent access to listener collections
\ No newline at end of file