diff --git a/_sass/minimal-mistakes/_navigation.scss b/_sass/minimal-mistakes/_navigation.scss
index 4909c2d4..24d1b1b5 100644
--- a/_sass/minimal-mistakes/_navigation.scss
+++ b/_sass/minimal-mistakes/_navigation.scss
@@ -200,8 +200,8 @@
       margin-left: 0;
     }
   }
-  
-  img{
+
+  img {
     -webkit-transition: none;
     transition: none;
   }
diff --git a/_sass/minimal-mistakes/_sidebar.scss b/_sass/minimal-mistakes/_sidebar.scss
index b1f5ca98..02b455b4 100644
--- a/_sass/minimal-mistakes/_sidebar.scss
+++ b/_sass/minimal-mistakes/_sidebar.scss
@@ -89,6 +89,13 @@
       position: sticky;
       top: 2em;
       float: right;
+
+      .toc {
+        .toc__menu {
+          overflow-y: auto;
+          max-height: calc(100vh - 7em);
+        }
+      }
     }
   }