diff --git a/pkgs/by-name/si/simpleBluez/package.nix b/pkgs/by-name/si/simplebluez/package.nix
similarity index 97%
rename from pkgs/by-name/si/simpleBluez/package.nix
rename to pkgs/by-name/si/simplebluez/package.nix
index ce34edefc01e..7d61526657de 100644
--- a/pkgs/by-name/si/simpleBluez/package.nix
+++ b/pkgs/by-name/si/simplebluez/package.nix
@@ -8,7 +8,7 @@
   lib,
 }:
 stdenv.mkDerivation (finalAttrs: {
-  pname = "simpleBluez";
+  pname = "simplebluez";
 
   version = "0.11.0";
 
diff --git a/pkgs/by-name/zm/zmkBATx/package.nix b/pkgs/by-name/zm/zmkBATx/package.nix
index c715bc24d0d5..449ce0c9ed78 100644
--- a/pkgs/by-name/zm/zmkBATx/package.nix
+++ b/pkgs/by-name/zm/zmkBATx/package.nix
@@ -5,12 +5,12 @@
   qt6,
   pkg-config,
   dbus,
-  simpleBluez,
+  simplebluez,
   simpledbus,
 }:
 let
   # zmkBATx is incompatible against the new ABI
-  simpleBluez' = simpleBluez.overrideAttrs rec {
+  simplebluez' = simplebluez.overrideAttrs rec {
     version = "0.7.3";
     src = fetchFromGitHub {
       owner = "OpenBluetoothToolbox";
@@ -43,7 +43,7 @@ stdenv.mkDerivation (finalAttrs: {
     qt6.qtconnectivity
     dbus.lib
     simpledbus
-    simpleBluez'
+    simplebluez'
   ];
 
   postPatch = ''
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 828c2207e76c..c428977c9628 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -1726,6 +1726,7 @@ mapAliases {
   siduck76-st = throw "'siduck76-st' has been renamed to/replaced by 'st-snazzy'"; # Converted to throw 2025-10-27
   sierra-breeze-enhanced = throw "'sierra-breeze-enhanced' has been removed, as it is only compatible with Plasma 5, which is EOL"; # Added 2025-08-20
   signal-desktop-source = throw "'signal-desktop-source' has been renamed to/replaced by 'signal-desktop'"; # Converted to throw 2025-10-27
+  simpleBluez = warnAlias "'simpleBluez' has been renamed to 'simplebluez'" simplebluez; # Added 2026-02-18
   simpleDBus = warnAlias "'simpleDBus' has been renamed to 'simpledbus'" simpledbus; # Added 2026-02-12
   simplesamlphp = throw "'simplesamlphp' was removed because it was unmaintained in nixpkgs"; # Added 2025-10-17
   simpleTpmPk11 = warnAlias "'simpleTpmPk11' has been renamed to 'simple-tpm-pk11'" simple-tpm-pk11; # Added 2026-02-12