diff --git a/freeciv-web/pom.xml b/freeciv-web/pom.xml
index 2da16a618..9381fd41d 100644
--- a/freeciv-web/pom.xml
+++ b/freeciv-web/pom.xml
@@ -337,7 +337,7 @@ Rerun the sync-js-hand.js script.
                                 <plugin>
                                         <groupId>com.github.blutorange</groupId>
                                         <artifactId>closure-compiler-maven-plugin</artifactId>
-                                        <version>2.26.0</version>
+                                        <version>2.27.0</version>
                                         <configuration>
                                                 <closureLanguageIn>ECMASCRIPT_2019</closureLanguageIn>
                                                 <closureLanguageOut>ECMASCRIPT_2019</closureLanguageOut>