diff --git a/src/api_schema.rs b/src/api_schema.rs
index 5ac6a0b3..27ef3194 100644
--- a/src/api_schema.rs
+++ b/src/api_schema.rs
@@ -8,6 +8,5 @@
 //! hierarchy of API entries, and provides ways to find an API
 //! definition by path.
 
-//pub mod registry;
 pub mod config;
 pub mod format;
diff --git a/src/api_schema/registry.rs b/src/api_schema/registry.rs
deleted file mode 100644
index ae4c3875..00000000
--- a/src/api_schema/registry.rs
+++ /dev/null
@@ -1,90 +0,0 @@
-use crate::api_schema::*;
-
-use failure::*;
-use std::collections::HashMap;
-use std::sync::Arc;
-
-#[derive(Default)]
-pub struct Registry {
-    formats: HashMap<&'static str, Arc<ApiStringFormat>>,
-    options: HashMap<&'static str, Arc<Schema>>,
-}
-
-impl Registry {
-
-    pub fn new() -> Self {
-
-        let mut me = Self {
-            formats: HashMap::new(),
-            options: HashMap::new(),
-        };
-
-        me.initialize_formats();
-
-        me.initialize_options();
-
-        me
-    }
-
-    pub fn register_format(&mut self, name: &'static str, format: ApiStringFormat) {
-
-        if let Some(_format) = self.formats.get(name) {
-            panic!("standard format '{}' already registered.", name); // fixme: really panic?
-        }
-
-        self.formats.insert(name, Arc::new(format));
-    }
-
-    pub fn lookup_format(&self, name: &str) -> Option<Arc<ApiStringFormat>> {
-
-        if let Some(format) = self.formats.get(name) {
-            return Some(format.clone());
-        }
-        None
-    }
-
-    pub fn register_option<S: Into<Schema>>(&mut self, name: &'static str, schema: S) {
-
-        if let Some(_schema) = self.options.get(name) {
-            panic!("standard option '{}' already registered.", name); // fixme: really panic?
-        }
-
-        self.options.insert(name, Arc::new(schema.into()));
-    }
-
-    pub fn lookup_option(&self, name: &str) -> Option<Arc<Schema>> {
-
-        if let Some(schema) = self.options.get(name) {
-            return Some(schema.clone());
-        }
-        None
-    }
-
-    fn initialize_formats(&mut self) {
-
-        self.register_format("pve-node", ApiStringFormat::VerifyFn(verify_pve_node));
-
-    }
-
-    fn initialize_options(&mut self) {
-
-        self.register_option(
-            "pve-vmid",
-            IntegerSchema::new("The (unique) ID of the VM.")
-                .minimum(1)
-        );
-
-        self.register_option(
-            "pve-node",
-            StringSchema::new("The cluster node name.")
-                .format(self.lookup_format("pve-node").unwrap()) //fixme: unwrap?
-        );
-     }
-
-}
-
-fn verify_pve_node(_value: &str) -> Result<(), Error> {
-
-    // fixme: ??
-    Ok(())
-}