diff --git a/build.gradle b/build.gradle
index 1c2c13ea97..f8a78f1783 100644
--- a/build.gradle
+++ b/build.gradle
@@ -149,7 +149,7 @@ dependencies {
     }
 
     implementation 'org.bouncycastle:bcprov-jdk18on:1.77'
-    implementation 'org.bouncycastle:bcpkix-jdk18on:1.77'
+    implementation 'org.bouncycastle:bcpkix-jdk18on:1.78.1'
     implementation 'org.springframework.boot:spring-boot-starter-actuator:3.2.4'
     implementation 'io.micrometer:micrometer-core:1.12.4'
     implementation group: 'com.google.zxing', name: 'core', version: '3.5.3'