diff --git a/src/main/gtk-3.0/gtk-dark-solid.css b/src/main/gtk-3.0/gtk-dark-solid.css
index 1ca3deb..0560177 100644
--- a/src/main/gtk-3.0/gtk-dark-solid.css
+++ b/src/main/gtk-3.0/gtk-dark-solid.css
@@ -1247,6 +1247,7 @@ combobox:drop(active) button.combo {
 
 combobox .linked:not(.vertical) > entry + button.combo arrow, .linked:not(.vertical) > combobox > box > button.combo arrow {
   background-color: transparent;
+  box-shadow: none;
   -gtk-icon-source: -gtk-scaled(url("assets/combobox-arrow-dark.png"), url("assets/combobox-arrow-dark@2.png"));
 }
 
diff --git a/src/main/gtk-3.0/gtk-dark.css b/src/main/gtk-3.0/gtk-dark.css
index 451948f..d8619b4 100644
--- a/src/main/gtk-3.0/gtk-dark.css
+++ b/src/main/gtk-3.0/gtk-dark.css
@@ -1247,6 +1247,7 @@ combobox:drop(active) button.combo {
 
 combobox .linked:not(.vertical) > entry + button.combo arrow, .linked:not(.vertical) > combobox > box > button.combo arrow {
   background-color: transparent;
+  box-shadow: none;
   -gtk-icon-source: -gtk-scaled(url("assets/combobox-arrow-dark.png"), url("assets/combobox-arrow-dark@2.png"));
 }
 
diff --git a/src/main/gtk-3.0/gtk-light-solid.css b/src/main/gtk-3.0/gtk-light-solid.css
index bf7e85c..d08f00c 100644
--- a/src/main/gtk-3.0/gtk-light-solid.css
+++ b/src/main/gtk-3.0/gtk-light-solid.css
@@ -1255,6 +1255,7 @@ combobox:drop(active) button.combo {
 
 combobox .linked:not(.vertical) > entry + button.combo arrow, .linked:not(.vertical) > combobox > box > button.combo arrow {
   background-color: transparent;
+  box-shadow: none;
   -gtk-icon-source: -gtk-scaled(url("assets/combobox-arrow.png"), url("assets/combobox-arrow@2.png"));
 }
 
diff --git a/src/main/gtk-3.0/gtk-light.css b/src/main/gtk-3.0/gtk-light.css
index 27ede5a..98b0171 100644
--- a/src/main/gtk-3.0/gtk-light.css
+++ b/src/main/gtk-3.0/gtk-light.css
@@ -1255,6 +1255,7 @@ combobox:drop(active) button.combo {
 
 combobox .linked:not(.vertical) > entry + button.combo arrow, .linked:not(.vertical) > combobox > box > button.combo arrow {
   background-color: transparent;
+  box-shadow: none;
   -gtk-icon-source: -gtk-scaled(url("assets/combobox-arrow.png"), url("assets/combobox-arrow@2.png"));
 }
 
diff --git a/src/sass/gtk/_common.scss b/src/sass/gtk/_common.scss
index 03e0352..ea97233 100644
--- a/src/sass/gtk/_common.scss
+++ b/src/sass/gtk/_common.scss
@@ -1034,6 +1034,7 @@ combobox {
   .linked:not(.vertical) > & > box > button.combo {
     arrow {
       background-color: transparent;
+      box-shadow: none;
       -gtk-icon-source: -gtk-scaled(
                          url("assets/combobox-arrow#{$asset_suffix}.png"),
                          url("assets/combobox-arrow#{$asset_suffix}@2.png"));