diff --git a/pom.xml b/pom.xml
index bb645803..179a01dc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -102,7 +102,7 @@
     <maven.compiler.release>8</maven.compiler.release>
     <auto-value.version>1.10.4</auto-value.version>
     <avro.version>1.11.3</avro.version>
-    <bouncycastle.version>1.70</bouncycastle.version>
+    <bouncycastle.version>1.77</bouncycastle.version>
     <!--Ensure Beam SDK compatibility-->
     <!-- https://github.com/apache/beam/blob/release-2.54.0/buildSrc/src/main/groovy/org/apache/beam/gradle/BeamModulePlugin.groovy#L600 -->
     <beam.version>2.54.0</beam.version>
@@ -177,12 +177,12 @@
       </dependency>
       <dependency>
         <groupId>org.bouncycastle</groupId>
-        <artifactId>bcpkix-jdk15on</artifactId>
+        <artifactId>bcpkix-jdk18on</artifactId>
         <version>${bouncycastle.version}</version>
       </dependency>
       <dependency>
         <groupId>org.bouncycastle</groupId>
-        <artifactId>bcprov-jdk15on</artifactId>
+        <artifactId>bcprov-jdk18on</artifactId>
         <version>${bouncycastle.version}</version>
       </dependency>
       <dependency>