diff --git a/_1/pom.xml b/_1/pom.xml
index e02f679..54ff972 100644
--- a/_1/pom.xml
+++ b/_1/pom.xml
@@ -21,7 +21,7 @@
         </plugins>
     </build>
     <properties>
-        <stanford.corenlp.version>3.9.2</stanford.corenlp.version>
+        <stanford.corenlp.version>4.4.0</stanford.corenlp.version>
     </properties>
     <dependencies>
         <dependency>
@@ -83,7 +83,7 @@
         <dependency>
             <groupId>edu.stanford.nlp</groupId>
             <artifactId>stanford-corenlp</artifactId>
-            <version>3.9.2</version>
+            <version>4.4.0</version>
         </dependency>
         <dependency>
             <groupId>edu.stanford.nlp</groupId>