diff --git a/browserup-proxy-core/build.gradle b/browserup-proxy-core/build.gradle
index 4d58e807c..45fedf51e 100644
--- a/browserup-proxy-core/build.gradle
+++ b/browserup-proxy-core/build.gradle
@@ -70,8 +70,8 @@ dependencies {
     }
     implementation 'dnsjava:dnsjava:2.1.9'
     implementation 'io.netty:netty-all:4.1.41.Final'
-    implementation 'org.bouncycastle:bcpkix-jdk15on:1.62'
-    implementation 'org.bouncycastle:bcprov-jdk15on:1.62'
+    implementation 'org.bouncycastle:bcpkix-jdk15on:1.63'
+    implementation 'org.bouncycastle:bcprov-jdk15on:1.63'
     implementation 'org.brotli:dec:0.1.2'
     implementation 'org.javassist:javassist:3.25.0-GA'
     implementation 'org.seleniumhq.selenium:selenium-api:3.141.59'
diff --git a/browserup-proxy-mitm/build.gradle b/browserup-proxy-mitm/build.gradle
index 3c68f91d2..ecdc30858 100644
--- a/browserup-proxy-mitm/build.gradle
+++ b/browserup-proxy-mitm/build.gradle
@@ -59,8 +59,8 @@ uploadArchives {
 dependencies {
     implementation 'com.google.guava:guava:28.1-jre'
 
-    implementation 'org.bouncycastle:bcpkix-jdk15on:1.62'
-    implementation 'org.bouncycastle:bcprov-jdk15on:1.62'
+    implementation 'org.bouncycastle:bcpkix-jdk15on:1.63'
+    implementation 'org.bouncycastle:bcprov-jdk15on:1.63'
 
     implementation 'io.netty:netty-all:4.1.41.Final'
     implementation "org.slf4j:jcl-over-slf4j:${slf4jVersion}"