diff --git a/pom.xml b/pom.xml
index a65bcd0..a059c18 100644
--- a/pom.xml
+++ b/pom.xml
@@ -75,7 +75,7 @@
         <java.source>11</java.source>
 
         <assertj.version>3.27.7</assertj.version>
-        <bouncycastle.version>1.78</bouncycastle.version>
+        <bouncycastle.version>1.84</bouncycastle.version>
         <commons-compress.version>1.28.0</commons-compress.version>
         <commons-codec.version>1.16.1</commons-codec.version>
         <guava.version>33.1.0-jre</guava.version>