diff --git a/src/librustdoc/html/static/css/rustdoc.css b/src/librustdoc/html/static/css/rustdoc.css
index bc1e15b359371..8f3d9f8c6e24a 100644
--- a/src/librustdoc/html/static/css/rustdoc.css
+++ b/src/librustdoc/html/static/css/rustdoc.css
@@ -396,15 +396,15 @@ img {
 	overflow-y: hidden;
 }
 
-.source .sidebar, #sidebar-toggle, #source-sidebar {
+.source .sidebar, #src-sidebar-toggle, #source-sidebar {
 	background-color: var(--sidebar-background-color);
 }
 
-#sidebar-toggle > button:hover, #sidebar-toggle > button:focus {
+#src-sidebar-toggle > button:hover, #src-sidebar-toggle > button:focus {
 	background-color: var(--sidebar-background-color-hover);
 }
 
-.source .sidebar > *:not(#sidebar-toggle) {
+.source .sidebar > *:not(#src-sidebar-toggle) {
 	visibility: hidden;
 }
 
@@ -413,7 +413,7 @@ img {
 	flex-basis: 300px;
 }
 
-.source-sidebar-expanded .source .sidebar > *:not(#sidebar-toggle) {
+.source-sidebar-expanded .source .sidebar > *:not(#src-sidebar-toggle) {
 	visibility: visible;
 }
 
@@ -1291,7 +1291,7 @@ a.test-arrow:hover {
 	font-size: 1rem;
 }
 
-#sidebar-toggle {
+#src-sidebar-toggle {
 	position: sticky;
 	top: 0;
 	left: 0;
@@ -1320,7 +1320,7 @@ a.test-arrow:hover {
 #source-sidebar div.files > a.selected {
 	background-color: var(--source-sidebar-background-selected);
 }
-#sidebar-toggle > button {
+#src-sidebar-toggle > button {
 	font-size: inherit;
 	font-weight: bold;
 	background: none;
@@ -1722,7 +1722,7 @@ in storage.js
 		left: -11px;
 	}
 
-	#sidebar-toggle {
+	#src-sidebar-toggle {
 		position: fixed;
 		left: 1px;
 		top: 100px;
@@ -1736,7 +1736,7 @@ in storage.js
 		border-left: 0;
 	}
 
-	.source-sidebar-expanded #sidebar-toggle {
+	.source-sidebar-expanded #src-sidebar-toggle {
 		left: unset;
 		top: unset;
 		width: unset;
@@ -1847,10 +1847,10 @@ in storage.js
 		width: 35px;
 	}
 
-	#sidebar-toggle {
+	#src-sidebar-toggle {
 		top: 10px;
 	}
-	.source-sidebar-expanded #sidebar-toggle {
+	.source-sidebar-expanded #src-sidebar-toggle {
 		top: unset;
 	}
 }
diff --git a/src/librustdoc/html/static/js/source-script.js b/src/librustdoc/html/static/js/source-script.js
index 5db768c1c5753..0e1c864e62d84 100644
--- a/src/librustdoc/html/static/js/source-script.js
+++ b/src/librustdoc/html/static/js/source-script.js
@@ -83,7 +83,7 @@ function toggleSidebar() {
 
 function createSidebarToggle() {
     const sidebarToggle = document.createElement("div");
-    sidebarToggle.id = "sidebar-toggle";
+    sidebarToggle.id = "src-sidebar-toggle";
 
     const inner = document.createElement("button");
 
diff --git a/src/test/rustdoc-gui/code-sidebar-toggle.goml b/src/test/rustdoc-gui/code-sidebar-toggle.goml
index 00a0ea1e1a27c..df665bd46c03b 100644
--- a/src/test/rustdoc-gui/code-sidebar-toggle.goml
+++ b/src/test/rustdoc-gui/code-sidebar-toggle.goml
@@ -1,7 +1,7 @@
 // This test checks that the source code pages sidebar toggle is working as expected.
 goto: "file://" + |DOC_PATH| + "/test_docs/index.html"
 click: ".srclink"
-wait-for: "#sidebar-toggle"
-click: "#sidebar-toggle"
+wait-for: "#src-sidebar-toggle"
+click: "#src-sidebar-toggle"
 fail: true
 assert-css: ("#source-sidebar", { "left": "-300px" })
diff --git a/src/test/rustdoc-gui/cursor.goml b/src/test/rustdoc-gui/cursor.goml
index b2e91cb81fba7..cb6716a76f5c0 100644
--- a/src/test/rustdoc-gui/cursor.goml
+++ b/src/test/rustdoc-gui/cursor.goml
@@ -21,4 +21,4 @@ assert-css: (".sidebar-menu-toggle", {"cursor": "pointer"})
 
 // the sidebar toggle button on the source code pages
 goto: "file://" + |DOC_PATH| + "/src/lib2/lib.rs.html"
-assert-css: ("#sidebar-toggle > button", {"cursor": "pointer"})
+assert-css: ("#src-sidebar-toggle > button", {"cursor": "pointer"})
diff --git a/src/test/rustdoc-gui/sidebar-source-code-display.goml b/src/test/rustdoc-gui/sidebar-source-code-display.goml
index 40ae4af81be45..df4506e111964 100644
--- a/src/test/rustdoc-gui/sidebar-source-code-display.goml
+++ b/src/test/rustdoc-gui/sidebar-source-code-display.goml
@@ -2,18 +2,18 @@
 javascript: false
 goto: "file://" + |DOC_PATH| + "/src/test_docs/lib.rs.html"
 // Since the javascript is disabled, there shouldn't be a toggle.
-assert-false: "#sidebar-toggle"
+assert-false: "#src-sidebar-toggle"
 wait-for-css: (".sidebar", {"display": "none"})
 
 // Let's retry with javascript enabled.
 javascript: true
 reload:
-wait-for: "#sidebar-toggle"
-assert-css: ("#sidebar-toggle", {"visibility": "visible"})
-assert-css: (".sidebar > *:not(#sidebar-toggle)", {"visibility": "hidden"})
+wait-for: "#src-sidebar-toggle"
+assert-css: ("#src-sidebar-toggle", {"visibility": "visible"})
+assert-css: (".sidebar > *:not(#src-sidebar-toggle)", {"visibility": "hidden"})
 // Let's expand the sidebar now.
-click: "#sidebar-toggle"
-wait-for-css: ("#sidebar-toggle", {"visibility": "visible"})
+click: "#src-sidebar-toggle"
+wait-for-css: ("#src-sidebar-toggle", {"visibility": "visible"})
 
 // We now check that opening the sidebar and clicking a link will leave it open.
 // The behavior here on desktop is different than the behavior on mobile,
@@ -38,25 +38,25 @@ define-function: (
     [
         ("local-storage", {"rustdoc-theme": |theme|, "rustdoc-use-system-theme": "false"}),
         ("reload"),
-        ("wait-for-css", ("#sidebar-toggle", {"visibility": "visible"})),
+        ("wait-for-css", ("#src-sidebar-toggle", {"visibility": "visible"})),
         ("assert-css", (
             "#source-sidebar details[open] > .files a.selected",
             {"color": |color_hover|, "background-color": |background|},
         )),
 
         // Without hover or focus.
-        ("assert-css", ("#sidebar-toggle > button", {"background-color": |background_toggle|})),
+        ("assert-css", ("#src-sidebar-toggle > button", {"background-color": |background_toggle|})),
         // With focus.
-        ("focus", "#sidebar-toggle > button"),
+        ("focus", "#src-sidebar-toggle > button"),
         ("assert-css", (
-            "#sidebar-toggle > button:focus",
+            "#src-sidebar-toggle > button:focus",
             {"background-color": |background_toggle_hover|},
         )),
         ("focus", ".search-input"),
         // With hover.
-        ("move-cursor-to", "#sidebar-toggle > button"),
+        ("move-cursor-to", "#src-sidebar-toggle > button"),
         ("assert-css", (
-            "#sidebar-toggle > button:hover",
+            "#src-sidebar-toggle > button:hover",
             {"background-color": |background_toggle_hover|},
         )),
 
@@ -151,16 +151,16 @@ call-function: ("check-colors", {
 size: (500, 700)
 reload:
 // Waiting for the sidebar to be displayed...
-wait-for-css: ("#sidebar-toggle", {"visibility": "visible"})
+wait-for-css: ("#src-sidebar-toggle", {"visibility": "visible"})
 
 // We now check it takes the full size of the display.
 assert-property: ("body", {"clientWidth": "500", "clientHeight": "700"})
 assert-property: (".sidebar", {"clientWidth": "500", "clientHeight": "700"})
 
 // We now check the display of the toggle once the sidebar is expanded.
-assert-property: ("#sidebar-toggle", {"clientWidth": "500", "clientHeight": "39"})
+assert-property: ("#src-sidebar-toggle", {"clientWidth": "500", "clientHeight": "39"})
 assert-css: (
-    "#sidebar-toggle",
+    "#src-sidebar-toggle",
     {
         "border-top-width": "0px",
         "border-right-width": "0px",
@@ -170,28 +170,28 @@ assert-css: (
 )
 
 // We now check that the scroll position is kept when opening the sidebar.
-click: "#sidebar-toggle"
+click: "#src-sidebar-toggle"
 wait-for-css: (".sidebar", {"width": "0px"})
 // We scroll to line 117 to change the scroll position.
 scroll-to: '//*[@id="117"]'
 assert-window-property: {"pageYOffset": "2542"}
 // Expanding the sidebar...
-click: "#sidebar-toggle"
+click: "#src-sidebar-toggle"
 wait-for-css: (".sidebar", {"width": "500px"})
-click: "#sidebar-toggle"
+click: "#src-sidebar-toggle"
 wait-for-css: (".sidebar", {"width": "0px"})
 // The "scrollTop" property should be the same.
 assert-window-property: {"pageYOffset": "2542"}
 
 // We now check that the scroll position is restored if the window is resized.
 size: (500, 700)
-click: "#sidebar-toggle"
+click: "#src-sidebar-toggle"
 wait-for-css: ("#source-sidebar", {"visibility": "visible"})
 assert-window-property: {"pageYOffset": "0"}
 size: (900, 900)
 assert-window-property: {"pageYOffset": "2542"}
 size: (500, 700)
-click: "#sidebar-toggle"
+click: "#src-sidebar-toggle"
 wait-for-css: ("#source-sidebar", {"visibility": "hidden"})
 
 // We now check that opening the sidebar and clicking a link will close it.
@@ -199,7 +199,7 @@ wait-for-css: ("#source-sidebar", {"visibility": "hidden"})
 // but common sense dictates that if you have a list of files that fills the entire screen, and
 // you click one of them, you probably want to actually see the file's contents, and not just
 // make it the current selection.
-click: "#sidebar-toggle"
+click: "#src-sidebar-toggle"
 wait-for-css: ("#source-sidebar", {"visibility": "visible"})
 assert-local-storage: {"rustdoc-source-sidebar-show": "true"}
 click: ".sidebar a.selected"
@@ -210,6 +210,6 @@ assert-local-storage: {"rustdoc-source-sidebar-show": "false"}
 size: (1000, 1000)
 wait-for-css: ("#source-sidebar", {"visibility": "hidden"})
 assert-local-storage: {"rustdoc-source-sidebar-show": "false"}
-click: "#sidebar-toggle"
+click: "#src-sidebar-toggle"
 wait-for-css: ("#source-sidebar", {"visibility": "visible"})
 assert-local-storage: {"rustdoc-source-sidebar-show": "true"}
diff --git a/src/test/rustdoc-gui/source-code-page.goml b/src/test/rustdoc-gui/source-code-page.goml
index b3b837ad377c8..25da74e5173eb 100644
--- a/src/test/rustdoc-gui/source-code-page.goml
+++ b/src/test/rustdoc-gui/source-code-page.goml
@@ -97,7 +97,7 @@ assert-document-property: ({"URL": "/lib.rs.html"}, ENDS_WITH)
 // Checking the source code sidebar.
 
 // First we "open" it.
-click: "#sidebar-toggle"
+click: "#src-sidebar-toggle"
 assert: ".source-sidebar-expanded"
 
 // We check that the first entry of the sidebar is collapsed