diff --git a/core/build.gradle b/core/build.gradle
index 87284ff9230..587b8d99813 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -9,7 +9,7 @@ plugins {
 version = '0.17-SNAPSHOT'
 
 dependencies {
-    api 'org.bouncycastle:bcprov-jdk15to18:1.77'
+    api 'org.bouncycastle:bcprov-jdk15to18:1.78.1'
     api 'com.google.guava:guava:33.1.0-android'
     api 'com.google.protobuf:protobuf-javalite:4.26.1'
     implementation 'org.slf4j:slf4j-api:2.0.12'