diff --git a/build.gradle b/build.gradle
index 9da86fa..7a9d0f9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -15,7 +15,7 @@ dependencies {
     implementation 'commons-io:commons-io:2.19.0'
     implementation 'it.unimi.dsi:fastutil-core:8.5.15'
     implementation 'commons-codec:commons-codec:1.18.0'
-    implementation 'org.bouncycastle:bcprov-jdk18on:1.78.1'
+    implementation 'org.bouncycastle:bcprov-jdk18on:1.81'
     implementation 'com.github.FireMasterK.NewPipeExtractor:NewPipeExtractor:be03734fb7dc9f2c113d57d24606a81f53a78c70'
     implementation 'com.github.FireMasterK:nanojson:9f4af3b739cc13f3d0d9d4b758bbe2b2ae7119d7'
     implementation 'com.fasterxml.jackson.core:jackson-core:2.19.0'