diff --git a/build.gradle b/build.gradle
index a451efd2..f44415d2 100644
--- a/build.gradle
+++ b/build.gradle
@@ -148,7 +148,7 @@ dependencies {
         exclude group: 'commons-logging', module: 'commons-logging'
     }
 
-    implementation 'org.bouncycastle:bcprov-jdk18on:1.77'
+    implementation 'org.bouncycastle:bcprov-jdk18on:1.78.1'
     implementation 'org.bouncycastle:bcpkix-jdk18on:1.77'
     implementation 'org.springframework.boot:spring-boot-starter-actuator:3.2.4'
     implementation 'io.micrometer:micrometer-core:1.12.4'