diff --git a/.github/workflows/install-mdbook/action.yml b/.github/workflows/install-mdbook/action.yml
index 27e73293..caf23fdf 100644
--- a/.github/workflows/install-mdbook/action.yml
+++ b/.github/workflows/install-mdbook/action.yml
@@ -8,7 +8,7 @@ runs:
     # The --locked flag is important for reproducible builds. It also
     # avoids breakage due to skews between mdbook and mdbook-svgbob.
     - name: Install mdbook
-      run: cargo install mdbook --locked --version 0.4.35
+      run: cargo install mdbook --locked --version 0.4.36
       shell: bash
 
     - name: Install mdbook-svgbob
@@ -16,7 +16,7 @@ runs:
       shell: bash
 
     - name: Install mdbook-i18n-helpers
-      run: cargo install mdbook-i18n-helpers --locked --version 0.3.0
+      run: cargo install mdbook-i18n-helpers --locked --version 0.3.1
       shell: bash
 
     - name: Install mdbook-exerciser
diff --git a/theme/index.hbs b/theme/index.hbs
index 1b99ce29..6b4ece2c 100644
--- a/theme/index.hbs
+++ b/theme/index.hbs
@@ -112,7 +112,9 @@
             <div class="sidebar-scrollbox">
                 {{#toc}}{{/toc}}
             </div>
-            <div id="sidebar-resize-handle" class="sidebar-resize-handle"></div>
+            <div id="sidebar-resize-handle" class="sidebar-resize-handle">
+                <div class="sidebar-resize-indicator"></div>
+            </div>
         </nav>
 
         <!-- Track and set sidebar scroll position -->