diff --git a/.classpath b/.classpath
index 4d60e6565d..7f478160fa 100644
--- a/.classpath
+++ b/.classpath
@@ -16,7 +16,7 @@
 	<classpathentry exported="true" kind="lib" path="lib/javax.servlet.jar" sourcepath="libsrc/tomcat/apache-tomcat-7.0.12-src.zip"/>
 	<classpathentry exported="true" kind="lib" path="lib/AppleJavaExtensions.jar"/>
 	<classpathentry exported="true" kind="lib" path="lib/jflex-full-1.8.2.jar" sourcepath="libsrc/jflex-1.8.2.zip"/>
-	<classpathentry exported="true" kind="lib" path="lib/xom-1.3.8.jar" sourcepath="libsrc/xom-1.3.8-sources.jar"/>
+	<classpathentry exported="true" kind="lib" path="lib/xom-1.3.9.jar" sourcepath="libsrc/xom-1.3.9-sources.jar"/>
 	<classpathentry exported="true" kind="lib" path="lib/joda-time.jar" sourcepath="libsrc/joda-time-2.10.5-sources.jar"/>
 	<classpathentry exported="true" kind="lib" path="lib/jollyday-0.4.9.jar" sourcepath="libsrc/jollyday-0.4.9-sources.jar"/>
 	<classpathentry exported="true" kind="lib" path="lib/commons-lang3-3.1.jar" sourcepath="libsrc/commons-lang3-3.1-sources.jar"/>
diff --git a/doc/corenlp/pom-full.xml b/doc/corenlp/pom-full.xml
index eac7dc1d0a..90399dda59 100644
--- a/doc/corenlp/pom-full.xml
+++ b/doc/corenlp/pom-full.xml
@@ -86,7 +86,7 @@
     <dependency>
       <groupId>xom</groupId>
       <artifactId>xom</artifactId>
-      <version>1.3.8</version>
+      <version>1.3.9</version>
     </dependency>
 
     <dependency>
diff --git a/lib/README b/lib/README
index 76ff81a57a..1773ce4b03 100644
--- a/lib/README
+++ b/lib/README
@@ -8,14 +8,14 @@ This directory is intended to contain only *current and necessary*
 .jar files used with CoreNLP.
 
 Each file here should have a name that includes a version number,
-such as lib/xom-1.3.8.jar and should have a corresponding sources
-archive such as libsrc/xom-1.3.8-src.{zip,jar}.
+such as lib/xom-1.3.9.jar and should have a corresponding sources
+archive such as libsrc/xom-1.3.9-src.{zip,jar}.
 
 Our original model was that each jar file in lib should be without
 its version number but include a corresponding source .zip/.jar file
 with a full version number in the libsrc folder.  For example, if
 there is a file  lib/xom.jar there should be a corresponding and
-up-to-date libsrc/xom-1.3.8-src.{zip,jar}. That model had some good
+up-to-date libsrc/xom-1.3.9-src.{zip,jar}. That model had some good
 properties but can also be a nuisance in the modern world, and so
 doing this is now deprecated but not quite yet eliminated.
 
@@ -201,13 +201,13 @@ LAST UPDATE: 2007/09/18
 LAST UPDATE BY: Anna Rafferty.
 
 -----------------------------------------------------------------------
-xom-1.3.8.jar
+xom-1.3.9.jar
 
-ORIGINAL JAR NAME: xom-1.3.8.jar
+ORIGINAL JAR NAME: xom-1.3.9.jar
 
-VERSION: 1.3.8
+VERSION: 1.3.9
 
-RELEASE DATE: 2022-09-11
+RELEASE DATE: 2023-05-14
 
 SOURCE AVAILABLE: yes
 
@@ -218,7 +218,7 @@ URL: http://www.xom.nu/
 USED BY: StanfordCoreNLP.java
 Needed by CoreNLP distributions
 
-LAST UPDATE: 2023-01-04
+LAST UPDATE: 2023-05-16
 
 LAST UPDATE BY: John Bauer
 
diff --git a/lib/xom-1.3.8.jar b/lib/xom-1.3.9.jar
similarity index 87%
rename from lib/xom-1.3.8.jar
rename to lib/xom-1.3.9.jar
index b4db842f62..d8aa59d3f0 100644
Binary files a/lib/xom-1.3.8.jar and b/lib/xom-1.3.9.jar differ
diff --git a/libsrc/xom-1.3.8-sources.jar b/libsrc/xom-1.3.8-sources.jar
deleted file mode 100644
index 25c128ba57..0000000000
Binary files a/libsrc/xom-1.3.8-sources.jar and /dev/null differ
diff --git a/libsrc/xom-1.3.9-sources.jar b/libsrc/xom-1.3.9-sources.jar
new file mode 100644
index 0000000000..789f6104cb
Binary files /dev/null and b/libsrc/xom-1.3.9-sources.jar differ
diff --git a/pom-java-11.xml b/pom-java-11.xml
index 7fb81b66e0..5f8f4b5942 100644
--- a/pom-java-11.xml
+++ b/pom-java-11.xml
@@ -84,7 +84,7 @@
     <dependency>
       <groupId>xom</groupId>
       <artifactId>xom</artifactId>
-      <version>1.3.8</version>
+      <version>1.3.9</version>
     </dependency>
 
     <dependency>
diff --git a/pom-java-17.xml b/pom-java-17.xml
index 00161abd1f..09d3009f5b 100644
--- a/pom-java-17.xml
+++ b/pom-java-17.xml
@@ -84,7 +84,7 @@
     <dependency>
       <groupId>xom</groupId>
       <artifactId>xom</artifactId>
-      <version>1.3.8</version>
+      <version>1.3.9</version>
     </dependency>
 
     <dependency>
diff --git a/pom.xml b/pom.xml
index eac7dc1d0a..90399dda59 100644
--- a/pom.xml
+++ b/pom.xml
@@ -86,7 +86,7 @@
     <dependency>
       <groupId>xom</groupId>
       <artifactId>xom</artifactId>
-      <version>1.3.8</version>
+      <version>1.3.9</version>
     </dependency>
 
     <dependency>