diff --git a/src/other/firefox/chrome/WhiteSur/icons/library-symbolic.svg b/src/other/firefox/chrome/WhiteSur/icons/library-symbolic.svg
new file mode 100644
index 0000000..20c9276
--- /dev/null
+++ b/src/other/firefox/chrome/WhiteSur/icons/library-symbolic.svg
@@ -0,0 +1,6 @@
+<svg width="16" height="16" version="1.1" viewBox="0 0 4.2333 4.2333" xmlns="http://www.w3.org/2000/svg">
+ <rect x=".52916" y=".26458" width=".26458" height="3.7042" rx=".13229" ry=".13229" fill="#363636" stroke-linecap="round" stroke-linejoin="round" stroke-width=".57157" style="paint-order:markers stroke fill"/>
+ <rect x="1.3229" y=".79374" width=".26458" height="3.1749" rx=".13229" ry=".13229" fill="#363636" stroke-linecap="round" stroke-linejoin="round" stroke-width=".52916" style="paint-order:markers stroke fill"/>
+ <rect x="2.1167" y=".52916" width=".26458" height="3.4396" rx=".13229" ry=".13229" fill="#363636" stroke-linecap="round" stroke-linejoin="round" stroke-width=".55078" style="paint-order:markers stroke fill"/>
+ <rect transform="rotate(-15)" x="2.5415" y="1.6454" width=".26458" height="3.175" rx=".13229" ry=".13229" fill="#363636" stroke-linecap="round" stroke-linejoin="round" stroke-width=".52917" style="paint-order:markers stroke fill"/>
+</svg>
diff --git a/src/other/firefox/chrome/WhiteSur/icons/notification-symbolic.svg b/src/other/firefox/chrome/WhiteSur/icons/notification-symbolic.svg
new file mode 100644
index 0000000..eaab11b
--- /dev/null
+++ b/src/other/firefox/chrome/WhiteSur/icons/notification-symbolic.svg
@@ -0,0 +1,3 @@
+<svg width="16" height="16" version="1.1" xmlns="http://www.w3.org/2000/svg">
+ <path d="m8 1a1 1 0 0 0-0.994 1.1 4.988 4.988 0 0 0-4.006 4.9v4.5l-2 2v0.5h14v-0.5l-2-2v-4.5a4.987 4.987 0 0 0-4.006-4.9 1 1 0 0 0-0.994-1.1zm0 2a4 4 0 0 1 4 4v4.922l1 1.078h-10l1-1.078v-4.922a4 4 0 0 1 4-4zm-1.73 12a2 2 0 0 0 1.73 1 2 2 0 0 0 1.729-1z" fill="#363636" stroke-linecap="round" stroke-width="3"/>
+</svg>
diff --git a/src/other/firefox/chrome/WhiteSur/parts/icons.css b/src/other/firefox/chrome/WhiteSur/parts/icons.css
index c9dd4ca..ee59d55 100644
--- a/src/other/firefox/chrome/WhiteSur/parts/icons.css
+++ b/src/other/firefox/chrome/WhiteSur/parts/icons.css
@@ -348,6 +348,14 @@ menuitem[type="radio"]:not([disabled="true"]):hover .menu-iconic-icon {
 	background-image: url("../icons/tracking-protection-animatable.svg") !important;
 }
 
+#library-button {
+	list-style-image: url("../icons/library-symbolic.svg") !important;
+}
+
+.popup-notification-icon[popupid="web-notifications"], .desktop-notification-icon {
+	list-style-image: url("../icons/notification-symbolic.svg") !important;
+}
+
 .bookmark-item[container] {
 	list-style-image: url("../icons/folder-symbolic.svg") !important;
 }
@@ -386,6 +394,9 @@ menuitem[type="radio"]:not([disabled="true"]):hover .menu-iconic-icon {
 	:root[tabsintitlebar] #titlebar #titlebar-min .toolbarbutton-icon,
 	:root[tabsintitlebar][inFullscreen] #window-controls #restore-button .toolbarbutton-icon,
 
+	.popup-notification-icon[popupid="web-notifications"], .desktop-notification-icon,
+
+	#library-button .toolbarbutton-icon,
 	#privatebrowsing-button .toolbarbutton-icon,
 	#sidebar-button:-moz-locale-dir(ltr):not([positionend]) .toolbarbutton-icon,
 	#sidebar-button:-moz-locale-dir(rtl)[positionend] .toolbarbutton-icon,