diff --git a/layouts/_partials/header.html b/layouts/_partials/header.html
index bc101701..1abc9f5a 100644
--- a/layouts/_partials/header.html
+++ b/layouts/_partials/header.html
@@ -37,12 +37,12 @@
             <div class="logo-switches">
                 {{- if (not site.Params.disableThemeToggle) }}
                 <button id="theme-toggle" class="theme-toggle" accesskey="t" title="(Alt + T)" aria-label="Toggle theme">
-                    <svg class="moon" xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24"
+                    <svg class="moon" xmlns="http://www.w3.org/2000/svg" width="17" height="17" viewBox="0 0 24 24"
                         fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"
                         stroke-linejoin="round">
                         <path d="M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z"></path>
                     </svg>
-                    <svg class="sun" xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24"
+                    <svg class="sun" xmlns="http://www.w3.org/2000/svg" width="17" height="17" viewBox="0 0 24 24"
                         fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"
                         stroke-linejoin="round">
                         <circle cx="12" cy="12" r="5"></circle>