diff --git a/privateca/pom.xml b/privateca/pom.xml
index f817800b0e7..284e2912ba6 100644
--- a/privateca/pom.xml
+++ b/privateca/pom.xml
@@ -57,7 +57,7 @@
     <dependency>
       <groupId>org.bouncycastle</groupId>
       <artifactId>bcpkix-jdk15on</artifactId>
-      <version>1.69</version>
+      <version>1.70</version>
     </dependency>
     <dependency>
       <groupId>com.google.cloud</groupId>