diff --git a/build.gradle b/build.gradle
index 4a333a1..00597ae 100644
--- a/build.gradle
+++ b/build.gradle
@@ -109,7 +109,7 @@ subprojects {
         implementation("org.apache.httpcomponents:httpclient:4.5.14")
         implementation("org.apache.httpcomponents:httpcore:4.4.15")
         implementation("org.bouncycastle:bcpkix-jdk15to18:1.74")
-        implementation("org.bouncycastle:bcprov-jdk15to18:1.74")
+        implementation("org.bouncycastle:bcprov-jdk15to18:1.78")
         implementation("org.bouncycastle:bcutil-jdk15to18:1.74")
         implementation("org.javassist:javassist:3.25.0-GA")
         implementation("io.vavr:vavr:0.10.2")