diff --git a/pkgs/development/tools/build-managers/meson/default.nix b/pkgs/development/tools/build-managers/meson/default.nix
index 8ddc38beb5ec9..fb0c5d45fb9e0 100644
--- a/pkgs/development/tools/build-managers/meson/default.nix
+++ b/pkgs/development/tools/build-managers/meson/default.nix
@@ -17,11 +17,11 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "meson";
-  version = "1.0.0";
+  version = "1.1.0";
 
   src = python3.pkgs.fetchPypi {
     inherit pname version;
-    hash = "sha256-qlCkukVXwl59SERqv96FeVfc31g4X/++Zwug6O+szgU=";
+    hash = "sha256-2WFsRM1sU2if+PBfxpWKaT8uF8NHKo2vg87lXav/gp8=";
   };
 
   patches = [
@@ -72,13 +72,6 @@ python3.pkgs.buildPythonApplication rec {
         "docs/yaml/objects/dep.yaml"
       ];
     })
-
-    # tests: avoid unexpected failure when cmake is not installed
-    # https://github.com/mesonbuild/meson/pull/11321
-    (fetchpatch {
-      url = "https://github.com/mesonbuild/meson/commit/a38ad3039d0680f3ac34a6dc487776c79c48acf3.patch";
-      hash = "sha256-9YaXwc+F3Pw4BjuOXqva4MD6DAxX1k5WLbn0xzwuEmw=";
-    })
   ];
 
   setupHook = ./setup-hook.sh;
diff --git a/pkgs/os-specific/linux/firmware/fwupd/default.nix b/pkgs/os-specific/linux/firmware/fwupd/default.nix
index 2264e212ec676..f54ed98168979 100644
--- a/pkgs/os-specific/linux/firmware/fwupd/default.nix
+++ b/pkgs/os-specific/linux/firmware/fwupd/default.nix
@@ -297,16 +297,6 @@ stdenv.mkDerivation (finalAttrs: {
     LD_PRELOAD=${libredirect}/lib/libredirect.so
   '';
 
-  preInstall = ''
-    # We have pkexec on PATH so Meson will try to use it when installation fails
-    # due to being unable to write to e.g. /etc.
-    # Let’s pretend we already ran pkexec –
-    # the pkexec on PATH would complain it lacks setuid bit,
-    # obscuring the underlying error.
-    # https://github.com/mesonbuild/meson/blob/492cc9bf95d573e037155b588dc5110ded4d9a35/mesonbuild/minstall.py#L558
-    export PKEXEC_UID=-1
-  '';
-
   postInstall = ''
     # These files have weird licenses so they are shipped separately.
     cp --recursive --dereference "${test-firmware}/installed-tests/tests" "$installedTests/libexec/installed-tests/fwupd"
diff --git a/pkgs/os-specific/linux/power-profiles-daemon/default.nix b/pkgs/os-specific/linux/power-profiles-daemon/default.nix
index 393583e08642d..648442ad75786 100644
--- a/pkgs/os-specific/linux/power-profiles-daemon/default.nix
+++ b/pkgs/os-specific/linux/power-profiles-daemon/default.nix
@@ -104,16 +104,6 @@ stdenv.mkDerivation rec {
       tests/unittest_inspector.py
   '';
 
-  preInstall = ''
-    # We have pkexec on PATH so Meson will try to use it when installation fails
-    # due to being unable to write to e.g. /etc.
-    # Let’s pretend we already ran pkexec –
-    # the pkexec on PATH would complain it lacks setuid bit,
-    # obscuring the underlying error.
-    # https://github.com/mesonbuild/meson/blob/492cc9bf95d573e037155b588dc5110ded4d9a35/mesonbuild/minstall.py#L558
-    export PKEXEC_UID=-1
-  '';
-
   postCheck = ''
     # Do not contaminate the wrapper with test dependencies.
     unset GI_TYPELIB_PATH