diff --git a/Cargo.lock b/Cargo.lock
index c95b1718..13647296 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -965,9 +965,9 @@ dependencies = [
 
 [[package]]
 name = "fastrand"
-version = "1.4.1"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77b705829d1e87f762c2df6da140b26af5839e1033aa84aa5f56bb688e4e1bdb"
+checksum = "b394ed3d285a429378d3b384b9eb1285267e7df4b166df24b7a6939a04dc392e"
 dependencies = [
  "instant",
 ]
@@ -1457,7 +1457,7 @@ checksum = "320cfe77175da3a483efed4bc0adc1968ca050b098ce4f2f1c13a56626128790"
 [[package]]
 name = "libmcaptcha"
 version = "0.1.4"
-source = "git+https://github.com/mCaptcha/libmcaptcha?branch=master#22f1a4ccc0a29b5f0fe8437cea1bdc08dc9f4c9b"
+source = "git+https://github.com/mCaptcha/libmcaptcha?branch=master#6eac51de1035c20954752642b4fbdbf6ae3bec6d"
 dependencies = [
  "actix",
  "derive_builder",
@@ -3057,9 +3057,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.8.1"
+version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "98c8b05dc14c75ea83d63dd391100353789f5f24b8b3866542a5e85c8be8e985"
+checksum = "c2602b8af3767c285202012822834005f596c811042315fa7e9f5b12b2a43207"
 dependencies = [
  "autocfg",
  "bytes",
diff --git a/src/api/v1/mcaptcha/captcha.rs b/src/api/v1/mcaptcha/captcha.rs
index d54981ad..30fa48a4 100644
--- a/src/api/v1/mcaptcha/captcha.rs
+++ b/src/api/v1/mcaptcha/captcha.rs
@@ -18,7 +18,7 @@ use std::borrow::Cow;
 
 use actix_identity::Identity;
 use actix_web::{web, HttpResponse, Responder};
-use libmcaptcha::master::messages::RenameBuilder;
+use libmcaptcha::master::messages::{RemoveCaptcha, RenameBuilder};
 use serde::{Deserialize, Serialize};
 
 use super::get_random;
@@ -205,6 +205,7 @@ async fn delete_mcaptcha(
     match rec {
         Ok(rec) => {
             if Config::verify(&rec.password, &payload.password)? {
+                let payload = payload.into_inner();
                 sqlx::query!(
                     "DELETE FROM mcaptcha_levels 
                      WHERE config_id = (
@@ -224,6 +225,12 @@ async fn delete_mcaptcha(
                 )
                 .execute(&data.db)
                 .await?;
+                if let Err(err) = data.captcha.remove(RemoveCaptcha(payload.key)).await {
+                    log::error!(
+                        "Error while trying to remove captcha from cache {}",
+                        err
+                    );
+                }
                 Ok(HttpResponse::Ok())
             } else {
                 Err(ServiceError::WrongPassword)
diff --git a/src/data.rs b/src/data.rs
index 4d7f86dd..8ec213fa 100644
--- a/src/data.rs
+++ b/src/data.rs
@@ -32,7 +32,7 @@ use libmcaptcha::{
     cache::messages::VerifyCaptchaResult,
     cache::Save,
     errors::CaptchaResult,
-    master::messages::{AddSite, Rename},
+    master::messages::{AddSite, RemoveCaptcha, Rename},
     master::{embedded::master::Master as EmbeddedMaster, Master as MasterTrait},
     pow::ConfigBuilder as PoWConfigBuilder,
     pow::PoWConfig,
@@ -100,6 +100,15 @@ impl SystemGroup {
         Ok(())
     }
 
+    /// utility function to remove captcha
+    pub async fn remove(&self, msg: RemoveCaptcha) -> CaptchaResult<()> {
+        match self {
+            Self::Embedded(val) => val.master.send(msg).await?,
+            Self::Redis(val) => val.master.send(msg).await?,
+        };
+        Ok(())
+    }
+
     fn new_system<A: Save, B: MasterTrait>(m: Addr<B>, c: Addr<A>) -> System<A, B> {
         let pow = PoWConfigBuilder::default()
             .salt(SETTINGS.pow.salt.clone())