diff --git a/webapp/src/components/content/attachmentElement.tsx b/webapp/src/components/content/attachmentElement.tsx
index 612502d4d..72a51a8a2 100644
--- a/webapp/src/components/content/attachmentElement.tsx
+++ b/webapp/src/components/content/attachmentElement.tsx
@@ -62,8 +62,8 @@ const AttachmentElement = (props: Props): JSX.Element|null => {
         }
         if (fileInfo.name && !fileName) {
             const generateFileName = (fName: string) => {
-                if (fName.length > 21) {
-                    let result = fName.slice(0, 18)
+                if (fName.length > 18) {
+                    let result = fName.slice(0, 15)
                     result += '...'
                     return result
                 }