diff --git a/martin/src/source.rs b/martin/src/source.rs
index f78d69d9d..2c0e246e1 100644
--- a/martin/src/source.rs
+++ b/martin/src/source.rs
@@ -3,7 +3,6 @@ use std::fmt::Debug;
 
 use actix_web::error::ErrorNotFound;
 use async_trait::async_trait;
-use itertools::Itertools;
 use log::debug;
 use martin_tile_utils::TileInfo;
 use serde::{Deserialize, Serialize};
@@ -38,7 +37,6 @@ impl TileSources {
         self.0
             .iter()
             .map(|(id, src)| (id.to_string(), src.get_catalog_entry()))
-            .sorted_by(|(id1, _), (id2, _)| id1.cmp(id2))
             .collect()
     }
 
diff --git a/martin/src/sprites/mod.rs b/martin/src/sprites/mod.rs
index ac2b3f4a3..dc205d6c4 100644
--- a/martin/src/sprites/mod.rs
+++ b/martin/src/sprites/mod.rs
@@ -4,7 +4,6 @@ use std::fmt::Debug;
 use std::path::PathBuf;
 
 use futures::future::try_join_all;
-use itertools::Itertools;
 use log::{info, warn};
 use serde::{Deserialize, Serialize};
 use spreet::fs::get_svg_input_paths;
@@ -93,7 +92,6 @@ impl SpriteSources {
         Ok(self
             .0
             .iter()
-            .sorted_by(|(id1, _), (id2, _)| id1.cmp(id2))
             .map(|(id, source)| {
                 let mut images = get_svg_input_paths(&source.path, true)
                     .into_iter()
diff --git a/martin/src/utils/utilities.rs b/martin/src/utils/utilities.rs
index e3a83f352..a8eab5b21 100644
--- a/martin/src/utils/utilities.rs
+++ b/martin/src/utils/utilities.rs
@@ -18,9 +18,7 @@ pub fn sorted_opt_map<S: Serializer, T: Serialize>(
 }
 
 pub fn sorted_btree_map<K: Serialize + Ord, V>(value: &HashMap<K, V>) -> BTreeMap<&K, &V> {
-    let mut items: Vec<(_, _)> = value.iter().collect();
-    items.sort_by(|a, b| a.0.cmp(b.0));
-    BTreeMap::from_iter(items)
+    value.iter().collect()
 }
 
 #[cfg(test)]