diff --git a/share/themes/Kali-Dark/gtk-3.0/gtk.css b/share/themes/Kali-Dark/gtk-3.0/gtk.css
index e47e92eb..25643d62 100644
--- a/share/themes/Kali-Dark/gtk-3.0/gtk.css
+++ b/share/themes/Kali-Dark/gtk-3.0/gtk.css
@@ -5111,7 +5111,8 @@ decoration {
   tooltip.csd decoration {
     border: 0; }
   messagedialog.csd decoration {
-    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(13, 14, 17, 0.65); }
+    border-width: 0;
+    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2); }
   window.csd decoration {
     background: black; }
 
diff --git a/share/themes/Kali-Light/gtk-3.0/gtk-dark.css b/share/themes/Kali-Light/gtk-3.0/gtk-dark.css
index e47e92eb..25643d62 100644
--- a/share/themes/Kali-Light/gtk-3.0/gtk-dark.css
+++ b/share/themes/Kali-Light/gtk-3.0/gtk-dark.css
@@ -5111,7 +5111,8 @@ decoration {
   tooltip.csd decoration {
     border: 0; }
   messagedialog.csd decoration {
-    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(13, 14, 17, 0.65); }
+    border-width: 0;
+    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2); }
   window.csd decoration {
     background: black; }
 
diff --git a/share/themes/Kali-Light/gtk-3.0/gtk.css b/share/themes/Kali-Light/gtk-3.0/gtk.css
index e388bd76..3cdf8720 100644
--- a/share/themes/Kali-Light/gtk-3.0/gtk.css
+++ b/share/themes/Kali-Light/gtk-3.0/gtk.css
@@ -5133,7 +5133,8 @@ decoration {
   tooltip.csd decoration {
     border: 0; }
   messagedialog.csd decoration {
-    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(0, 0, 0, 0); }
+    border-width: 0;
+    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2); }
   window.csd decoration {
     background: white; }
 
diff --git a/src/themes/Kali/sass/gtk-sass/_common-tweaks.scss b/src/themes/Kali/sass/gtk-sass/_common-tweaks.scss
index ec55011b..7e557b18 100644
--- a/src/themes/Kali/sass/gtk-sass/_common-tweaks.scss
+++ b/src/themes/Kali/sass/gtk-sass/_common-tweaks.scss
@@ -298,8 +298,8 @@ decoration {
   tooltip.csd & { border: 0; }
 
   messagedialog.csd & {
-    box-shadow: 0 1px 4px transparentize(black, 0.8),
-                0 0 0 1px transparentize($_wm_border, 0.1);
+    border-width: 0;
+    box-shadow: 0 1px 4px transparentize(black, 0.8);
   }
 
   window.csd & {