diff --git a/app/build.gradle b/app/build.gradle
index 517e7dc33f..08904e9cf1 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -325,7 +325,7 @@ dependencies {
     implementation "org.greenrobot:eventbus:3.3.1"
     implementation "com.googlecode.ez-vcard:ez-vcard:0.12.1"
     implementation "org.lukhnos:nnio:0.3.1"
-    implementation "org.bouncycastle:bcpkix-jdk18on:1.80"
+    implementation "org.bouncycastle:bcpkix-jdk18on:1.81"
     implementation "com.google.code.gson:gson:2.13.1"
     implementation "com.github.nextcloud-deps:sectioned-recyclerview:0.6.1"
     implementation "com.github.chrisbanes:PhotoView:2.3.0"