diff --git a/src/components/Views/AllAuthors.tsx b/src/components/Views/AllAuthors.tsx
index 1aa61b56..3273b7b3 100644
--- a/src/components/Views/AllAuthors.tsx
+++ b/src/components/Views/AllAuthors.tsx
@@ -35,7 +35,7 @@ export const AllAuthorsView = (props: Props) => {
 
   const byLetter = createMemo<{ [letter: string]: Author[] }>(() => {
     return sortedAuthors().reduce((acc, author) => {
-      const letter = author.name[0]
+      const letter = author.name[0].toUpperCase()
       if (!acc[letter]) {
         acc[letter] = []
       }
diff --git a/src/components/Views/AllTopics.tsx b/src/components/Views/AllTopics.tsx
index ae26f45d..15b40959 100644
--- a/src/components/Views/AllTopics.tsx
+++ b/src/components/Views/AllTopics.tsx
@@ -35,7 +35,7 @@ export const AllTopicsView = (props: AllTopicsViewProps) => {
 
   const byLetter = createMemo<{ [letter: string]: Topic[] }>(() => {
     return sortedTopics().reduce((acc, topic) => {
-      const letter = topic.title[0]
+      const letter = topic.title[0].toUpperCase()
       if (!acc[letter]) {
         acc[letter] = []
       }