diff --git a/webapp/pom.xml b/webapp/pom.xml
index 74bae8f..d1789c5 100644
--- a/webapp/pom.xml
+++ b/webapp/pom.xml
@@ -121,7 +121,7 @@
       <dependency>
          <groupId>org.apache.lucene</groupId>
          <artifactId>lucene-core</artifactId>
-         <version>3.5.0</version>
+         <version>7.1.0</version>
       </dependency>
 
       <!-- Replace J.U.L. logging with log4j -->