diff --git a/pom.xml b/pom.xml
index 755edf4..6ac892b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -107,7 +107,7 @@
         <jaxb-xjc.version>4.0.6</jaxb-xjc.version>
 
         <!-- Security -->
-        <bouncycastle.version>1.77</bouncycastle.version>
+        <bouncycastle.version>1.84</bouncycastle.version>
 
         <!-- Date/Time -->
         <threeten-extra.version>1.7.2</threeten-extra.version>