diff --git a/src/commands/challenge.rs b/src/commands/challenge.rs
index 924febd..cc2fd05 100644
--- a/src/commands/challenge.rs
+++ b/src/commands/challenge.rs
@@ -89,11 +89,11 @@ pub async fn submit(ctx: Context<'_>, submission: serenity::Attachment) -> Resul
         Context::Prefix(ctx) => &ctx.msg.attachments,
     };
     let author = ctx.author();
-    let mut images = Vec::new();
+    let mut submitted_images = Vec::new();
     for (i, submission) in submission_data.iter_mut().enumerate() {
         if is_matching_submission(&submission, author) {
             existing_submitter = true;
-            images = submission["images"].as_array_mut().unwrap().clone().iter().map(|value| value.to_string()).collect();
+            let images: Vec<String> = submission["images"].as_array_mut().unwrap().clone().iter().map(|value| value.as_str().unwrap().to_owned()).collect();
             for attachment in attachments.iter() {
                 let extension;
                 if let Some(content_type) = &attachment.content_type {
@@ -118,12 +118,12 @@ pub async fn submit(ctx: Context<'_>, submission: serenity::Attachment) -> Resul
                     images.len() + 1,
                     extension
                 );
-                images.push(file_name.clone().into());
                 let image = reqwest::get(&attachment.url).await?.bytes().await?;
                 let mut image_file =
                     File::create(format!("{}/{}", submission_images_dir, file_name))?;
                 image_file.write_all(&image)?;
                 image_file.flush()?;
+                submitted_images.push(file_name);
             }
             submission["images"] = images.clone().into();
             break;
@@ -202,7 +202,7 @@ pub async fn submit(ctx: Context<'_>, submission: serenity::Attachment) -> Resul
             Some(data["invite"].as_str().unwrap())
         } else {
             None };
-        for image in images.iter() {
+        for image in submitted_images.iter() {
             for (other_guild_id, data) in guild_data.iter() {
                 let here = other_guild_id.eq(&ctx.guild_id().unwrap().as_u64().to_string());
                 if !repost_here && here {