diff --git a/pom.xml b/pom.xml
index 2ec512b..d67e9ba 100644
--- a/pom.xml
+++ b/pom.xml
@@ -47,7 +47,7 @@
         <!-- Reproducible builds: a fixed timestamp makes jar contents byte-for-byte stable. -->
         <project.build.outputTimestamp>2026-06-05T00:00:00Z</project.build.outputTimestamp>
 
-        <okhttp.version>4.12.0</okhttp.version>
+        <okhttp.version>5.4.0</okhttp.version>
         <jackson.version>2.22.0</jackson.version>
         <junit.version>6.1.0</junit.version>
         <assertj.version>3.27.7</assertj.version>