diff --git a/keyword-search/pom.xml b/keyword-search/pom.xml
index 3b6bb678..59503398 100644
--- a/keyword-search/pom.xml
+++ b/keyword-search/pom.xml
@@ -42,7 +42,7 @@
         <dependency>
             <groupId>edu.stanford.nlp</groupId>
             <artifactId>stanford-corenlp</artifactId>
-            <version>3.9.1</version>
+            <version>4.4.0</version>
         </dependency>
 
         <dependency>