diff --git a/src/generate.rs b/src/generate.rs
index 2fb3cda..9ee0b76 100644
--- a/src/generate.rs
+++ b/src/generate.rs
@@ -52,7 +52,7 @@ pub(crate) async fn generate<S: Store + 'static>(
     state: &State<S>,
     format: InputProcessableFormat,
     variant: String,
-    thumbnail_args: Vec<String>,
+    variant_args: Vec<String>,
     original_details: &Details,
     hash: Hash,
 ) -> Result<(Details, Arc<str>), Error> {
@@ -82,7 +82,7 @@ pub(crate) async fn generate<S: Store + 'static>(
                         state,
                         format,
                         variant.clone(),
-                        thumbnail_args,
+                        variant_args,
                         original_details,
                         hash.clone(),
                     )
@@ -167,7 +167,7 @@ async fn process<S: Store + 'static>(
     state: &State<S>,
     output_format: InputProcessableFormat,
     variant: String,
-    thumbnail_args: Vec<String>,
+    variant_args: Vec<String>,
     original_details: &Details,
     hash: Hash,
 ) -> Result<(Details, Arc<str>), Error> {
@@ -193,7 +193,7 @@ async fn process<S: Store + 'static>(
     let stream = state.store.to_stream(&identifier, None, None).await?;
 
     let bytes =
-        crate::magick::process_image_command(state, thumbnail_args, input_format, format, quality)
+        crate::magick::process_image_command(state, variant_args, input_format, format, quality)
             .await?
             .drive_with_stream(stream)
             .into_bytes_stream()
diff --git a/src/lib.rs b/src/lib.rs
index 4cf13bb..f11f600 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -783,9 +783,9 @@ fn prepare_process(
         .parse::<InputProcessableFormat>()
         .map_err(|_| UploadError::UnsupportedProcessExtension)?;
 
-    let (variant, thumbnail_args) = self::processor::build_chain(&operations, &format.to_string())?;
+    let (variant, variant_args) = self::processor::build_chain(&operations, &format.to_string())?;
 
-    Ok((format, variant, thumbnail_args))
+    Ok((format, variant, variant_args))
 }
 
 #[tracing::instrument(name = "Fetching derived details", skip(state))]
@@ -852,8 +852,7 @@ async fn process<S: Store + 'static>(
 ) -> Result<HttpResponse, Error> {
     let alias = proxy_alias_from_query(source.into(), &state).await?;
 
-    let (format, variant, thumbnail_args) =
-        prepare_process(&state.config, operations, ext.as_str())?;
+    let (format, variant, variant_args) = prepare_process(&state.config, operations, ext.as_str())?;
 
     let (hash, alias, not_found) = if let Some(hash) = state.repo.hash(&alias).await? {
         (hash, alias, false)
@@ -892,7 +891,7 @@ async fn process<S: Store + 'static>(
             &state,
             format,
             variant,
-            thumbnail_args,
+            variant_args,
             &original_details,
             hash,
         )