diff --git a/bok-macro/src/pkgs.rs b/bok-macro/src/pkgs.rs
index f454507..c250d40 100644
--- a/bok-macro/src/pkgs.rs
+++ b/bok-macro/src/pkgs.rs
@@ -203,10 +203,14 @@ pub(crate) fn deps_build(
 
     let pkg_trait = quote::format_ident!("BokDeps{}", ident);
 
+    use ::convert_case::{Case, Casing};
     let deps = packages
         .0
         .iter()
-        .map(|x| x.segments.last().unwrap().ident.clone())
+        .map(|x| {
+            let ident = x.segments.last().unwrap().ident.clone();
+            quote::format_ident!("{}", ident.to_string().to_case(Case::Snake))
+        })
         .collect::<Vec<::syn::Ident>>();
 
     quote! {
diff --git a/bok-macro/src/repos.rs b/bok-macro/src/repos.rs
index 7f1a397..4585f1e 100644
--- a/bok-macro/src/repos.rs
+++ b/bok-macro/src/repos.rs
@@ -192,44 +192,18 @@ pub(crate) fn derive_repository(input: TokenStream) -> TokenStream {
         .into();
     }
     // holds the list of all package names, snake case
-    let mut all_pkgs =
-        Vec::<(String, ::syn::Path)>::with_capacity(items.fields.len());
+    let mut all_pkgs = Vec::<::syn::Ident>::with_capacity(items.fields.len());
 
     for it in items.fields.iter() {
         let Some(id) = &it.ident else { continue };
         let id_str = id.to_string();
         if id_str.starts_with("_p_") {
-            let path = {
-                let ::syn::Type::Path(phantom_path) = &it.ty else {
-                    continue;
-                };
-                let segment = phantom_path.path.segments.last().unwrap();
-                let ::syn::PathArguments::AngleBracketed(bracketed) =
-                    &segment.arguments
-                else {
-                    panic!("derive: phantom without anglebracket?");
-                };
-                let ::syn::GenericArgument::Type(::syn::Type::Path(t)) =
-                    bracketed.args.first().expect("phantom bracketed, no args")
-                else {
-                    panic!(
-                        "derive: phantom bracketed, generic not a type path"
-                    );
-                };
-                t.path.clone()
-            };
             let name = id_str.strip_prefix("_p_").unwrap().to_owned();
-            all_pkgs.push((name, path));
+            all_pkgs.push(::quote::format_ident!("{}", name));
         }
     }
-    all_pkgs.sort_by(|a, b| a.0.cmp(&b.0));
+    all_pkgs.sort_by(|a, b| a.to_string().cmp(&b.to_string()));
     let pkgs_num: usize = all_pkgs.len();
-    let (pkg_names, pkg_types): (Vec<String>, Vec<::syn::Path>) =
-        all_pkgs.into_iter().map(|(a, b)| (a, b)).unzip();
-    let pkg_ident = pkg_types
-        .iter()
-        .map(|p| p.segments.last().unwrap().ident.clone())
-        .collect::<Vec<::syn::Ident>>();
 
     quote! {
         impl ::bok::Repository for #name {
@@ -241,14 +215,14 @@ pub(crate) fn derive_repository(input: TokenStream) -> TokenStream {
             }
             fn pkg_list(&self) -> &[&'static str] {
                 const PKGS : [&'static str; #pkgs_num] = [
-                    #(#pkg_names),
+                    #(stringify!(#all_pkgs)),
                     *
                 ];
                 &PKGS
             }
             fn get(&self, pkg_name: &str) -> Option<::std::boxed::Box<dyn ::bok::Pkg>> {
                 match pkg_name {
-                #(#pkg_names => Some(::std::boxed::Box::new(self.#pkg_ident())),)
+                #(#all_pkgs => Some(::std::boxed::Box::new(self.#all_pkgs())),)
                 *
                 _ => None,
                 }
@@ -505,7 +479,11 @@ pub(crate) fn repo_impl_methods(
         let pkg_name = {
             let segment = t_id.segments.iter().last().unwrap();
 
-            &segment.ident
+            use ::convert_case::{Case, Casing};
+            ::quote::format_ident!(
+                "{}",
+                segment.ident.to_string().to_case(Case::Snake)
+            )
         };
         all_pkgs_types.push(t_id.clone());
         if local