diff --git a/features/org.eclipse.core.runtime.feature/forceQualifierUpdate.txt b/features/org.eclipse.core.runtime.feature/forceQualifierUpdate.txt
index a077ad1..1a6b326 100644
--- a/features/org.eclipse.core.runtime.feature/forceQualifierUpdate.txt
+++ b/features/org.eclipse.core.runtime.feature/forceQualifierUpdate.txt
@@ -3,3 +3,4 @@
 Bug 483585 - I20151203-0800 build failed due to resolution problems
 Bug 493109: Build failed due to qualifier heuristics on core.runtime.feature
 I20180126-2040 build failed as core.runtime bundle changed
+Bug 444188 - EclipsePreferences is not thread safe