--- a/browser/themes/shared/devtools/toolbars.inc.css
+++ b/browser/themes/shared/devtools/toolbars.inc.css
@@ -642,17 +642,17 @@
     background-image: url("chrome://browser/skin/devtools/command-eyedropper@2x.png");
   }
 }
 
 /* Tabs */
 
 .devtools-tabbar {
   -moz-appearance: none;
-  min-height: 28px;
+  min-height: 24px;
   border: 0px solid;
   border-bottom-width: 1px;
   padding: 0;
   background: var(--theme-tab-toolbar-background);
   border-bottom-color: var(--theme-splitter-color);
 }
 
 .theme-light .devtools-tabbar {
@@ -667,17 +667,17 @@
   margin: 0;
 }
 
 .devtools-tab {
   -moz-appearance: none;
   -moz-binding: url("chrome://global/content/bindings/general.xml#control-item");
   -moz-box-align: center;
   min-width: 32px;
-  min-height: 28px;
+  min-height: 24px;
   max-width: 127px;
   margin: 0;
   padding: 0;
   border-style: solid;
   border-width: 0;
   -moz-border-start-width: 1px;
   -moz-box-align: center;
 }