diff --git a/src/add.rs b/src/add.rs
index 24d1603..20b89d0 100644
--- a/src/add.rs
+++ b/src/add.rs
@@ -351,6 +351,7 @@ pub async fn github(
     profile.push_mod(
         id.1.as_ref().trim().to_string(),
         ModIdentifier::GitHubRepository(id.0.to_string(), id.1.to_string()),
+        id.1.as_ref().trim().to_string(),
         override_profile,
         filters,
     );
@@ -424,6 +425,7 @@ pub async fn modrinth(
         profile.push_mod(
             project.title.trim().to_owned(),
             ModIdentifier::ModrinthProject(project.id.clone()),
+            project.slug.to_owned(),
             override_profile,
             filters,
         );
@@ -503,6 +505,7 @@ pub async fn curseforge(
         profile.push_mod(
             project.name.trim().to_string(),
             ModIdentifier::CurseForgeProject(project.id),
+            project.slug.clone(),
             override_profile,
             filters,
         );
diff --git a/src/config/structs.rs b/src/config/structs.rs
index 544aaec..760cbac 100644
--- a/src/config/structs.rs
+++ b/src/config/structs.rs
@@ -108,11 +108,13 @@ impl Profile {
         &mut self,
         name: String,
         identifier: ModIdentifier,
+        slug: String,
         override_filters: bool,
         filters: Vec<Filter>,
     ) {
         self.mods.push(Mod {
             name,
+            slug: Some(slug),
             identifier,
             filters,
             override_filters,
@@ -127,6 +129,11 @@ pub struct Mod {
     pub name: String,
     pub identifier: ModIdentifier,
 
+    // Is an `Option` for backwards compatibility reasons,
+    // since the slug field didn't exist in older ferium versions
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub slug: Option<String>,
+
     /// Custom filters that apply only for this mod
     #[serde(skip_serializing_if = "Vec::is_empty")]
     #[serde(default)]
@@ -153,6 +160,7 @@ impl Mod {
     ) -> Self {
         Self {
             name,
+            slug: None,
             identifier,
             filters,
             override_filters,