diff --git a/pkgs/applications/emulators/libretro/cores/beetle-psx.nix b/pkgs/applications/emulators/libretro/cores/beetle-psx.nix
index a571c37cd800..59603372fa25 100644
--- a/pkgs/applications/emulators/libretro/cores/beetle-psx.nix
+++ b/pkgs/applications/emulators/libretro/cores/beetle-psx.nix
@@ -8,13 +8,13 @@
 }:
 mkLibretroCore {
   core = "mednafen-psx" + lib.optionalString withHw "-hw";
-  version = "0-unstable-2026-02-27";
+  version = "0-unstable-2026-03-06";
 
   src = fetchFromGitHub {
     owner = "libretro";
     repo = "beetle-psx-libretro";
-    rev = "fe0b72c4b93e42a46cd062febd7de292d828248e";
-    hash = "sha256-2uR5zULgWuT0sUY1KZ//RPZaIOg2LlAqX+Z5QhnvLg0=";
+    rev = "3ea167a60bc37bd0c257592bb9a7f559a50465c4";
+    hash = "sha256-gSNsTV1w7i6bTLngU/Zbo7bwLmb+Bu26JwUre6Rj4qc=";
   };
 
   extraBuildInputs = lib.optionals withHw [
diff --git a/pkgs/by-name/co/cosmic-reader/package.nix b/pkgs/by-name/co/cosmic-reader/package.nix
index 081e46a10335..ed9c93f19ecb 100644
--- a/pkgs/by-name/co/cosmic-reader/package.nix
+++ b/pkgs/by-name/co/cosmic-reader/package.nix
@@ -19,13 +19,13 @@
 }:
 rustPlatform.buildRustPackage (finalAttrs: {
   pname = "cosmic-reader";
-  version = "0-unstable-2026-02-17";
+  version = "0-unstable-2026-03-09";
 
   src = fetchFromGitHub {
     owner = "pop-os";
     repo = "cosmic-reader";
-    rev = "cbf4fa1e28ad807b60ad3555d250f0611a6a59fc";
-    hash = "sha256-19Bp1EeMq1C1JP3xMfiFVDF8rqYJX4I2CzayJpqGxFM=";
+    rev = "a7a2b6dab1603c28ba42a66f1ea63fd85062d22f";
+    hash = "sha256-4IUgrMVDHJwdqKmu//t52Ngwr3QWeVgptDcllkyof0k=";
   };
 
   cargoHash = "sha256-p0dg5RNXkzbi+/RB5k+jr34RNOp+Irahj0BiFUddfnk=";
diff --git a/pkgs/by-name/pg/pgadmin4/package.nix b/pkgs/by-name/pg/pgadmin4/package.nix
index 5e397226dd4b..c2879c7040de 100644
--- a/pkgs/by-name/pg/pgadmin4/package.nix
+++ b/pkgs/by-name/pg/pgadmin4/package.nix
@@ -2,6 +2,7 @@
   lib,
   python3,
   fetchFromGitHub,
+  fetchpatch2,
   zlib,
   nixosTests,
   postgresqlTestHook,
@@ -20,14 +21,14 @@
 
 let
   pname = "pgadmin";
-  version = "9.11";
-  yarnHash = "sha256-x8EbZPQxCRBfeBXJGHW1tyN3tWzTqlMGvftizspfBRw=";
+  version = "9.13";
+  yarnHash = "sha256-ViqjZ40M78EZ4ZOMuiAGJqx6Xyv4dqY9X7jMDbohaY8=";
 
   src = fetchFromGitHub {
     owner = "pgadmin-org";
     repo = "pgadmin4";
     rev = "REL-${lib.versions.major version}_${lib.versions.minor version}";
-    hash = "sha256-t+TdudbCq68fXJrcAzyESZTiA4qVkQgwF4efc4IJrl0=";
+    hash = "sha256-dG8oxE9g30Dz3K3PveoMjPa1/eY9RWEV2QBdx2Dz+Rg=";
   };
 
   # keep the scope, as it is used throughout the derivation and tests
@@ -67,6 +68,12 @@ pythonPackages.buildPythonApplication rec {
     ./expose-setup.py.patch
     # check for permission of /etc/pgadmin/config_system and don't fail
     ./check-system-config-dir.patch
+    # fix session.py See https://github.com/pgadmin-org/pgadmin4/pull/9706
+    (fetchpatch2 {
+      name = "session.patch";
+      url = "https://github.com/pgadmin-org/pgadmin4/commit/7043587387c17635f62bab8414546bb8c0dbadf4.patch?full_index=1";
+      hash = "sha256-gZrO0dBy5EklZf/dKr9j3RJ54rtzFrw53v91vqkRboY=";
+    })
   ];
 
   postPatch = ''