diff --git a/sdk/attestation/azure-security-attestation/pom.xml b/sdk/attestation/azure-security-attestation/pom.xml
index de2e9c128835..8cc6692a7e06 100644
--- a/sdk/attestation/azure-security-attestation/pom.xml
+++ b/sdk/attestation/azure-security-attestation/pom.xml
@@ -109,7 +109,7 @@
     <dependency>
       <groupId>org.bouncycastle</groupId>
       <artifactId>bcprov-jdk18on</artifactId>
-      <version>1.78.1</version> <!-- {x-version-update;org.bouncycastle:bcprov-jdk18on;external_dependency} -->
+      <version>1.84</version> <!-- {x-version-update;org.bouncycastle:bcprov-jdk18on;external_dependency} -->
       <scope>test</scope>
     </dependency>
   </dependencies>