diff --git a/pkgs/applications/networking/instant-messengers/nheko/default.nix b/pkgs/applications/networking/instant-messengers/nheko/default.nix
index 927f89c94939..b097864af431 100644
--- a/pkgs/applications/networking/instant-messengers/nheko/default.nix
+++ b/pkgs/applications/networking/instant-messengers/nheko/default.nix
@@ -7,7 +7,6 @@
 , lmdb
 , lmdbxx
 , libsecret
-, tweeny
 , mkDerivation
 , qtbase
 , qtkeychain
@@ -30,13 +29,13 @@
 
 mkDerivation rec {
   pname = "nheko";
-  version = "0.8.1";
+  version = "0.8.2";
 
   src = fetchFromGitHub {
     owner = "Nheko-Reborn";
     repo = "nheko";
     rev = "v${version}";
-    sha256 = "1v7k3ifzi05fdr06hmws1wkfl1bmhrnam3dbwahp086vkj0r8524";
+    sha256 = "sha256-w4l91/W6F1FL+Q37qWSjYRHv4vad/10fxdKwfNeEwgw=";
   };
 
   nativeBuildInputs = [
@@ -47,7 +46,6 @@ mkDerivation rec {
 
   buildInputs = [
     nlohmann_json
-    tweeny
     mtxclient
     olm
     boost17x
diff --git a/pkgs/development/libraries/lmdbxx/default.nix b/pkgs/development/libraries/lmdbxx/default.nix
index 9b1d320678a0..2d037afbe213 100644
--- a/pkgs/development/libraries/lmdbxx/default.nix
+++ b/pkgs/development/libraries/lmdbxx/default.nix
@@ -4,13 +4,13 @@
 
 stdenv.mkDerivation rec {
   pname = "lmdbxx";
-  version = "0.9.14.0";
+  version = "1.0.0";
 
   src = fetchFromGitHub {
-    owner = "drycpp";
+    owner = "hoytech";
     repo = "lmdbxx";
     rev = version;
-    sha256 = "1jmb9wg2iqag6ps3z71bh72ymbcjrb6clwlkgrqf1sy80qwvlsn6";
+    sha256 = "sha256-7CxQZdgHVvmof6wVR9Mzic6tg89XJT3Z1ICGRs7PZYo=";
   };
 
   buildInputs = [ lmdb ];
diff --git a/pkgs/development/libraries/mtxclient/default.nix b/pkgs/development/libraries/mtxclient/default.nix
index 761026440f78..05950bc68654 100644
--- a/pkgs/development/libraries/mtxclient/default.nix
+++ b/pkgs/development/libraries/mtxclient/default.nix
@@ -12,13 +12,13 @@
 
 stdenv.mkDerivation rec {
   pname = "mtxclient";
-  version = "0.4.1";
+  version = "0.5.1";
 
   src = fetchFromGitHub {
     owner = "Nheko-Reborn";
     repo = "mtxclient";
     rev = "v${version}";
-    sha256 = "1044zil3izhb3whhfjah7w0kg5mr3hys32cjffky681d3mb3wi5n";
+    sha256 = "sha256-UKroV1p7jYuNzCAFMsuUsYC/C9AZ1D4rhwpwuER39vc=";
   };
 
   cmakeFlags = [