diff --git a/app/src/main/java/com/keylesspalace/tusky/components/compose/ComposeActivity.kt b/app/src/main/java/com/keylesspalace/tusky/components/compose/ComposeActivity.kt
index c3476821..f2627971 100644
--- a/app/src/main/java/com/keylesspalace/tusky/components/compose/ComposeActivity.kt
+++ b/app/src/main/java/com/keylesspalace/tusky/components/compose/ComposeActivity.kt
@@ -485,7 +485,12 @@ class ComposeActivity :
                 if (throwable is UploadServerError) {
                     displayTransientMessage(throwable.errorMessage)
                 } else {
-                    displayTransientMessage(R.string.error_media_upload_sending)
+                    displayTransientMessage(
+                        getString(
+                            R.string.error_media_upload_sending_fmt,
+                            throwable.message
+                        )
+                    )
                 }
             }
         }
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 18baffcd..ac381127 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -38,6 +38,7 @@
     <string name="error_media_download_permission">Permission to store media is required.</string>
     <string name="error_media_upload_image_or_video">Images and videos cannot both be attached to the same post.</string>
     <string name="error_media_upload_sending">The upload failed.</string>
+    <string name="error_media_upload_sending_fmt">The upload failed: %s</string>
     <string name="error_sender_account_gone">Error sending post.</string>
     <string name="error_following_hashtag_format">Error following #%s</string>
     <string name="error_unfollowing_hashtag_format">Error unfollowing #%s</string>