diff --git a/src/lib/media/image-sizes.ts b/src/lib/media/image-sizes.ts
index 017300b41e..77f348af8a 100644
--- a/src/lib/media/image-sizes.ts
+++ b/src/lib/media/image-sizes.ts
@@ -1,3 +1,4 @@
+import {useEffect,useState} from 'react'
 import {Image} from 'react-native'
 
 import type {Dimensions} from '#/lib/media/types'
@@ -53,3 +54,32 @@ export function fetch(uri: string): Promise<Dimensions> {
   activeRequests.set(uri, prom)
   return prom
 }
+
+export function useImageDimensions({
+  src,
+  knownDimensions,
+}: {
+  src: string
+  knownDimensions: Dimensions | undefined
+}) {
+  const [dims, setDims] = useState(() => knownDimensions ?? get(src))
+  const [prevSrc, setPrevSrc] = useState(src)
+  if (src !== prevSrc) {
+    setDims(knownDimensions ?? get(src))
+    setPrevSrc(src)
+  }
+
+  useEffect(() => {
+    let aborted = false
+    if (dims !== undefined) return
+    fetch(src).then(newDims => {
+      if (aborted) return
+      setDims(newDims)
+    })
+    return () => {
+      aborted = true
+    }
+  }, [dims, setDims, src])
+
+  return dims
+}
diff --git a/src/view/com/util/images/AutoSizedImage.tsx b/src/view/com/util/images/AutoSizedImage.tsx
index 77b217c55d..9c26f26096 100644
--- a/src/view/com/util/images/AutoSizedImage.tsx
+++ b/src/view/com/util/images/AutoSizedImage.tsx
@@ -5,7 +5,7 @@ import {AppBskyEmbedImages} from '@atproto/api'
 import {msg} from '@lingui/macro'
 import {useLingui} from '@lingui/react'
 
-import * as imageSizes from '#/lib/media/image-sizes'
+import {useImageDimensions} from '#/lib/media/image-sizes'
 import {Dimensions} from '#/lib/media/types'
 import {isNative} from '#/platform/detection'
 import {useLargeAltBadgeEnabled} from '#/state/preferences/large-alt-badge'
@@ -14,38 +14,6 @@ import {ArrowsDiagonalOut_Stroke2_Corner0_Rounded as Fullscreen} from '#/compone
 import {MediaInsetBorder} from '#/components/MediaInsetBorder'
 import {Text} from '#/components/Typography'
 
-function useImageDimensions({
-  src,
-  knownDimensions,
-}: {
-  src: string
-  knownDimensions: Dimensions | undefined
-}) {
-  const [dims, setDims] = React.useState(
-    () => knownDimensions ?? imageSizes.get(src),
-  )
-
-  const [prevSrc, setPrevSrc] = React.useState(src)
-  if (src !== prevSrc) {
-    setDims(knownDimensions ?? imageSizes.get(src))
-    setPrevSrc(src)
-  }
-
-  React.useEffect(() => {
-    let aborted = false
-    if (dims !== undefined) return
-    imageSizes.fetch(src).then(newDims => {
-      if (aborted) return
-      setDims(newDims)
-    })
-    return () => {
-      aborted = true
-    }
-  }, [dims, setDims, src])
-
-  return dims
-}
-
 function useImageAspectRatio({
   src,
   knownDimensions,