diff --git a/extensions/wikidata/pom.xml b/extensions/wikidata/pom.xml
index 860822aee..9c27667a2 100644
--- a/extensions/wikidata/pom.xml
+++ b/extensions/wikidata/pom.xml
@@ -179,7 +179,7 @@
     <dependency>
       <groupId>com.squareup.okhttp3</groupId>
       <artifactId>mockwebserver</artifactId>
-      <version>4.9.0</version>
+      <version>4.9.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/main/pom.xml b/main/pom.xml
index a8dab912d..5c8e5e197 100644
--- a/main/pom.xml
+++ b/main/pom.xml
@@ -23,7 +23,7 @@
          Jena 3.15.0 doesn't work. Versions through 3.14.0 appear to, but we'll be conservative
     -->
     <jena.version>3.17.0</jena.version>
-    <okhttp.version>4.9.0</okhttp.version>
+    <okhttp.version>4.9.1</okhttp.version>
   </properties>
 
   <scm>