diff --git a/eclipse-language-servers/org.springframework.tooling.boot.ls/plugin.xml b/eclipse-language-servers/org.springframework.tooling.boot.ls/plugin.xml
index ec55a31fab..96ab3ac46d 100644
--- a/eclipse-language-servers/org.springframework.tooling.boot.ls/plugin.xml
+++ b/eclipse-language-servers/org.springframework.tooling.boot.ls/plugin.xml
@@ -63,7 +63,8 @@
             activate="true"
             categoryId="org.eclipse.jdt.ui.defaultProposalCategory"
             class="org.springframework.tooling.boot.ls.jdt.SpringBootJavaCompletionProposalComputer"
-            needsSortingAfterFiltering="false">
+            needsSortingAfterFiltering="false"
+            requiresUIThread="false">
       </javaCompletionProposalComputer>
    </extension>