diff --git a/.github/workflows/arch.yml b/.github/workflows/arch.yml
index e5b6972..2137aea 100644
--- a/.github/workflows/arch.yml
+++ b/.github/workflows/arch.yml
@@ -2,9 +2,11 @@ name: ArchLinux
 
 on:
   push:
-    branches: [ master, latest-shapecorners-code, kwin_5.23, kwin_5.24, kwin_5.25 ]
+    branches: [ master ]
+    paths-ignore: [ '**.md', '**.png' ]
   pull_request:
     branches: [ master ]
+    paths-ignore: [ '**.md', '**.png' ]
   schedule:
     - cron: "0 0 * * *"
 
diff --git a/.github/workflows/debian12.yml b/.github/workflows/debian12.yml
index 7553f68..73a2fd3 100644
--- a/.github/workflows/debian12.yml
+++ b/.github/workflows/debian12.yml
@@ -2,9 +2,11 @@ name: Debian 12
 
 on:
   push:
-    branches: [ master, latest-shapecorners-code, kwin_5.23, kwin_5.24, kwin_5.25 ]
+    branches: [ master ]
+    paths-ignore: [ '**.md', '**.png' ]
   pull_request:
     branches: [ master ]
+    paths-ignore: [ '**.md', '**.png' ]
   schedule:
     - cron: "0 0 * * *"
 
diff --git a/.github/workflows/glslangValidator.yml b/.github/workflows/glslangValidator.yml
index 50efbc7..744974c 100644
--- a/.github/workflows/glslangValidator.yml
+++ b/.github/workflows/glslangValidator.yml
@@ -2,9 +2,11 @@ name: GLSL Validator
 
 on:
   push:
-    branches: [ master, latest-shapecorners-code, kwin_5.23 ]
+    branches: [ master ]
+    paths: [ '**.frag' ]
   pull_request:
     branches: [ master ]
+    paths: [ '**.frag' ]
 
 env:
   # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
diff --git a/.github/workflows/kubuntu2204-backports.yml b/.github/workflows/kubuntu2204-backports.yml
index 87614e3..c3acfae 100644
--- a/.github/workflows/kubuntu2204-backports.yml
+++ b/.github/workflows/kubuntu2204-backports.yml
@@ -2,9 +2,11 @@ name: Kubuntu 22.04 Backports
 
 on:
   push:
-    branches: [ master, latest-shapecorners-code, kwin_5.24 ]
+    branches: [ master ]
+    paths-ignore: [ '**.md', '**.png' ]
   pull_request:
     branches: [ master ]
+    paths-ignore: [ '**.md', '**.png' ]
   schedule:
       - cron: "0 0 * * *"
 
diff --git a/.github/workflows/neon.yml b/.github/workflows/neon.yml
index d42141a..f84cecd 100644
--- a/.github/workflows/neon.yml
+++ b/.github/workflows/neon.yml
@@ -2,9 +2,11 @@ name: KDE Neon (Stable)
 
 on:
   push:
-    branches: [ master, latest-shapecorners-code, kwin_5.23, kwin_5.24, kwin_5.25 ]
+    branches: [ master ]
+    paths-ignore: [ '**.md', '**.png' ]
   pull_request:
     branches: [ master ]
+    paths-ignore: [ '**.md', '**.png' ]
   schedule:
     - cron: "0 0 * * *"
 
diff --git a/README.md b/README.md
index bf7e757..b091ead 100644
--- a/README.md
+++ b/README.md
@@ -58,6 +58,12 @@ You need to install development packages for your distribution first:
   ```
   xbps-install git cmake make qt5-tools-devel extra-cmake-modules qt5-x11extras-devel gettext-devel kwin-devel
   ```
+- **NixOS** - by [Pavel Zolotarevskiy](https://github.com/flexagoon)
+   ```
+   nix-env -iA nixos.kde-rounded-corners
+   ```
+    
+
 Then get the source code and compile:
 ```
 git clone https://github.com/matinlotfali/KDE-Rounded-Corners
diff --git a/src/ShapeCornersShader.cpp b/src/ShapeCornersShader.cpp
index fd84a67..008e05c 100644
--- a/src/ShapeCornersShader.cpp
+++ b/src/ShapeCornersShader.cpp
@@ -31,7 +31,6 @@ ShapeCornersShader::ShapeCornersShader():
 //        qDebug() << frag;        
         if (m_shader->isValid())
         {
-            m_shader_windowHasDecoration = m_shader->uniformLocation("windowHasDecoration");
             m_shader_disableRoundedTile = m_shader->uniformLocation("disableRoundedTile");
             m_shader_windowSize = m_shader->uniformLocation("windowSize");
             m_shader_windowExpandedSize = m_shader->uniformLocation("windowExpandedSize");
@@ -66,7 +65,6 @@ ShapeCornersShader::Bind(KWin::EffectWindow *w, bool isTiled) const {
     m_shader->setUniform(m_shader_windowSize, QVector2D(w->frameGeometry().width(), w->frameGeometry().height()));
     m_shader->setUniform(m_shader_windowExpandedSize, QVector2D(w->expandedGeometry().width(), w->expandedGeometry().height()));
     m_shader->setUniform(m_shader_windowTopLeft, xy);
-    m_shader->setUniform(m_shader_windowHasDecoration, w->hasDecoration());
     m_shader->setUniform(m_shader_disableRoundedTile, isTiled && ShapeCornersConfig::disableRoundTile());
     m_shader->setUniform(m_shader_front, 0);
     if (ShapeCornersEffect::isWindowActive(w)) {
diff --git a/src/ShapeCornersShader.h b/src/ShapeCornersShader.h
index a014107..074a084 100644
--- a/src/ShapeCornersShader.h
+++ b/src/ShapeCornersShader.h
@@ -32,7 +32,6 @@ class ShapeCornersShader {
     int m_shader_windowSize = 0;
     int m_shader_windowExpandedSize = 0;
     int m_shader_windowTopLeft = 0;
-    int m_shader_windowHasDecoration = 0;
     int m_shader_disableRoundedTile = 0;
     int m_shader_shadowColor = 0;
     int m_shader_shadowSize = 0;
diff --git a/src/shaders_110/shapecorners.frag b/src/shaders_110/shapecorners.frag
index 697a3fc..f2572a9 100644
--- a/src/shaders_110/shapecorners.frag
+++ b/src/shaders_110/shapecorners.frag
@@ -2,7 +2,6 @@
 
 uniform sampler2D front;
 uniform float radius;
-uniform bool windowHasDecoration;
 uniform bool disableRoundedTile;
 uniform vec2 windowSize;
 uniform vec2 windowExpandedSize;
@@ -16,7 +15,7 @@ uniform float saturation;
 
 varying vec2 texcoord0;
 
-bool isDrawingShadows() { return  windowHasDecoration && shadowColor.a > 0.0; }
+bool isDrawingShadows() { return  windowSize != windowExpandedSize && shadowColor.a > 0.0; }
 bool isDrawingOutline() { return  outlineColor.a > 0.0 && outlineThickness > 0.0; }
 
 vec4 shadowCorner(float distance_from_center) {
diff --git a/src/shaders_140/shapecorners.frag b/src/shaders_140/shapecorners.frag
index 3775387..41df6c5 100644
--- a/src/shaders_140/shapecorners.frag
+++ b/src/shaders_140/shapecorners.frag
@@ -2,7 +2,6 @@
 
 uniform sampler2D front;
 uniform float radius;
-uniform bool windowHasDecoration;
 uniform bool disableRoundedTile;
 uniform vec2 windowSize;
 uniform vec2 windowExpandedSize;
@@ -17,7 +16,7 @@ uniform float saturation;
 in vec2 texcoord0;
 out vec4 fragColor;
 
-bool isDrawingShadows() { return  windowHasDecoration && shadowColor.a > 0.0; }
+bool isDrawingShadows() { return  windowSize != windowExpandedSize && shadowColor.a > 0.0; }
 bool isDrawingOutline() { return  outlineColor.a > 0.0 && outlineThickness > 0.0; }
 
 vec4 shadowCorner(float distance_from_center) {