diff --git a/ts/components/conversation/right-panel/overlay/message-info/components/AttachmentInfo.tsx b/ts/components/conversation/right-panel/overlay/message-info/components/AttachmentInfo.tsx
index a87bcca93..2eee16596 100644
--- a/ts/components/conversation/right-panel/overlay/message-info/components/AttachmentInfo.tsx
+++ b/ts/components/conversation/right-panel/overlay/message-info/components/AttachmentInfo.tsx
@@ -44,7 +44,7 @@ export const AttachmentInfo = (props: Props) => {
         />
         <LabelWithInfo
           label={window.i18n('attachmentsDuration')}
-          info={attachment?.duration ? attachment?.duration : window.i18n('attachmentsNa')}
+          info={attachment?.duration ? attachment.duration : window.i18n('attachmentsNa')}
         />
       </StyledLabelContainer>
     </Flex>
diff --git a/ts/components/conversation/right-panel/overlay/message-info/components/MessageInfo.tsx b/ts/components/conversation/right-panel/overlay/message-info/components/MessageInfo.tsx
index bc371f229..a0bb84fad 100644
--- a/ts/components/conversation/right-panel/overlay/message-info/components/MessageInfo.tsx
+++ b/ts/components/conversation/right-panel/overlay/message-info/components/MessageInfo.tsx
@@ -110,7 +110,7 @@ const DebugMessageInfo = ({ messageId }: { messageId: string }) => {
       {expirationTimestamp ? (
         <LabelWithInfo
           label={`Disappears:`}
-          info={formatTimeDistanceToNow(expirationTimestamp * 1000)}
+          info={formatTimeDistanceToNow(Math.floor(expirationTimestamp / 1000))}
         />
       ) : null}
     </>
diff --git a/ts/types/attachments/VisualAttachment.ts b/ts/types/attachments/VisualAttachment.ts
index bf06f4434..1c620468f 100644
--- a/ts/types/attachments/VisualAttachment.ts
+++ b/ts/types/attachments/VisualAttachment.ts
@@ -120,7 +120,7 @@ export async function getVideoDuration({
     const video = document.createElement('video');
 
     video.addEventListener('loadedmetadata', () => {
-      const duration = formatTimeDuration(video.duration / 1000, { unit: 'second' });
+      const duration = formatTimeDuration(video.duration * 1000, { unit: 'second' });
       resolve(duration);
     });
 
@@ -153,7 +153,7 @@ export async function getAudioDuration({
     const audio = document.createElement('audio');
 
     audio.addEventListener('loadedmetadata', () => {
-      const duration = formatTimeDuration(audio.duration / 1000, { unit: 'second' });
+      const duration = formatTimeDuration(audio.duration * 1000, { unit: 'second' });
       resolve(duration);
     });