diff --git a/bindings/rust/evmc-declare/src/lib.rs b/bindings/rust/evmc-declare/src/lib.rs
index d58de00..928fc6a 100644
--- a/bindings/rust/evmc-declare/src/lib.rs
+++ b/bindings/rust/evmc-declare/src/lib.rs
@@ -308,7 +308,7 @@ fn build_create_fn(names: &VMNameSet) -> proc_macro2::TokenStream {
     }
 }
 
-/// Builds a callback to dispose of the VM instance
+/// Builds a callback to dispose of the VM instance.
 fn build_destroy_fn(names: &VMNameSet) -> proc_macro2::TokenStream {
     let type_ident = names.get_type_as_ident();
 
@@ -321,6 +321,7 @@ fn build_destroy_fn(names: &VMNameSet) -> proc_macro2::TokenStream {
     }
 }
 
+/// Builds the main execution entry point.
 fn build_execute_fn(names: &VMNameSet) -> proc_macro2::TokenStream {
     let type_name_ident = names.get_type_as_ident();
 
@@ -361,6 +362,7 @@ fn build_execute_fn(names: &VMNameSet) -> proc_macro2::TokenStream {
             });
 
             let result = if result.is_err() {
+                // Consider a panic an internal error.
                 ::evmc_vm::ExecutionResult::new(::evmc_vm::ffi::evmc_status_code::EVMC_INTERNAL_ERROR, 0, None)
             } else {
                 result.unwrap()
diff --git a/bindings/rust/evmc-vm/src/lib.rs b/bindings/rust/evmc-vm/src/lib.rs
index 84f87b6..9c7ab37 100644
--- a/bindings/rust/evmc-vm/src/lib.rs
+++ b/bindings/rust/evmc-vm/src/lib.rs
@@ -3,6 +3,11 @@
  * Licensed under the Apache License, Version 2.0.
  */
 
+//! Rust bindings for EVMC (Ethereum Client-VM Connector API).
+//!
+//! Have a look at evmc-declare to declare an EVMC compatible VM.
+//! This crate documents how to use certain data types.
+
 mod container;
 
 pub use container::EvmcContainer;