diff --git a/org.eclipse.jdt.junit.core/forceQualifierUpdate.txt b/org.eclipse.jdt.junit.core/forceQualifierUpdate.txt
index d556d7ff9fa..3993f2a3e1d 100644
--- a/org.eclipse.jdt.junit.core/forceQualifierUpdate.txt
+++ b/org.eclipse.jdt.junit.core/forceQualifierUpdate.txt
@@ -1,2 +1,3 @@
 # To force a version qualifier update, add the bug here
 Bug 530709 - Comparator errors in jdt debug and jdt ui in I20180204-2000
+Bug 534597 - Unanticipated comparator errors in I20180511-2000
\ No newline at end of file
diff --git a/org.eclipse.jdt.ui.tests/forceQualifierUpdate.txt b/org.eclipse.jdt.ui.tests/forceQualifierUpdate.txt
index c4c6f0da99a..97131d3f5e3 100644
--- a/org.eclipse.jdt.ui.tests/forceQualifierUpdate.txt
+++ b/org.eclipse.jdt.ui.tests/forceQualifierUpdate.txt
@@ -1,2 +1,3 @@
 # To force a version qualifier update, add the bug here
-Bug 509973 - Comparator errors in I20170105-0320
\ No newline at end of file
+Bug 509973 - Comparator errors in I20170105-0320
+Bug 534597 - Unanticipated comparator errors in I20180511-2000
\ No newline at end of file
diff --git a/org.eclipse.ltk.core.refactoring.tests/forceQualifierUpdate.txt b/org.eclipse.ltk.core.refactoring.tests/forceQualifierUpdate.txt
new file mode 100644
index 00000000000..c997cd7c6c1
--- /dev/null
+++ b/org.eclipse.ltk.core.refactoring.tests/forceQualifierUpdate.txt
@@ -0,0 +1,2 @@
+# To force a version qualifier update, add the bug here
+Bug 534597 - Unanticipated comparator errors in I20180511-2000
\ No newline at end of file