diff --git a/support/cas-server-support-radius-mfa/build.gradle b/support/cas-server-support-radius-mfa/build.gradle
index fd3b779f1f2f..801b7e1e1613 100644
--- a/support/cas-server-support-radius-mfa/build.gradle
+++ b/support/cas-server-support-radius-mfa/build.gradle
@@ -7,7 +7,7 @@ def dependencyUpdates = gradle.startParameter.taskNames.any {task -> task.equals
 if (!dependencyUpdates) {
     ["runtimeClasspath", "testRuntimeClasspath"].forEach(name -> {
         def cfg = configurations.findByName(name)
-        cfg.resolutionStrategy.force "org.bouncycastle:bcprov-jdk15on:1.63"
+        cfg.resolutionStrategy.force "org.bouncycastle:bcprov-jdk15on:1.70"
     })
 }
 
diff --git a/support/cas-server-support-radius/build.gradle b/support/cas-server-support-radius/build.gradle
index cd2b61fa5e4f..3ef764284199 100644
--- a/support/cas-server-support-radius/build.gradle
+++ b/support/cas-server-support-radius/build.gradle
@@ -7,7 +7,7 @@ def dependencyUpdates = gradle.startParameter.taskNames.any {task -> task.equals
 if (!dependencyUpdates) {
     ["runtimeClasspath", "testRuntimeClasspath"].forEach(name -> {
         def cfg = configurations.findByName(name)
-        cfg.resolutionStrategy.force "org.bouncycastle:bcprov-jdk15on:1.63"
+        cfg.resolutionStrategy.force "org.bouncycastle:bcprov-jdk15on:1.70"
     })
 }