diff --git a/lib/src/genesis.rs b/lib/src/genesis.rs
index d09fc76..01e2cf9 100644
--- a/lib/src/genesis.rs
+++ b/lib/src/genesis.rs
@@ -1,5 +1,4 @@
-use crate::config::ethshadow::DEFAULT_MNEMONIC;
-use crate::config::EthShadowConfig;
+use crate::config::ethshadow::{Genesis, DEFAULT_MNEMONIC};
 use crate::error::Error;
 use crate::utils::log_and_wait;
 use std::ffi::OsString;
@@ -12,8 +11,11 @@ use users::get_current_uid;
 
 pub const GENESIS_FORK_VERSION: &str = "0x10000000";
 
-pub fn write_config(config: &EthShadowConfig, mut output_path: PathBuf) -> Result<(), Error> {
-    let genesis = &config.genesis;
+pub fn write_config(
+    genesis: &Genesis,
+    num_validators: usize,
+    mut output_path: PathBuf,
+) -> Result<(), Error> {
     output_path.push("values.env");
     let mut file = BufWriter::new(File::create_new(output_path)?);
     let file = &mut file;
@@ -44,11 +46,7 @@ pub fn write_config(config: &EthShadowConfig, mut output_path: PathBuf) -> Resul
         "DEPOSIT_CONTRACT_BLOCK",
         "0x0000000000000000000000000000000000000000000000000000000000000000",
     )?;
-    export(
-        file,
-        "NUMBER_OF_VALIDATORS",
-        config.validators.unwrap_or(80),
-    )?;
+    export(file, "NUMBER_OF_VALIDATORS", num_validators)?;
     export(file, "GENESIS_FORK_VERSION", "0x10000000")?;
     export(file, "ALTAIR_FORK_VERSION", "0x20000000")?;
     export(file, "BELLATRIX_FORK_VERSION", "0x30000000")?;
diff --git a/lib/src/lib.rs b/lib/src/lib.rs
index 4be1544..12d186e 100644
--- a/lib/src/lib.rs
+++ b/lib/src/lib.rs
@@ -1,9 +1,9 @@
+use crate::config::ethshadow::DEFAULT_GENESIS_GEN_IMAGE;
 use crate::config::FullConfig;
 use crate::error::Error;
 use crate::network_graph::{generate_network_graph, GeneratedNetworkGraph};
 use crate::node::NodeManager;
 use crate::validators::ValidatorManager;
-use config::ethshadow;
 use log::{debug, info};
 use serde_yaml::Value;
 use std::borrow::Cow;
@@ -73,14 +73,24 @@ pub fn generate<T: TryInto<FullConfig, Error = Error>>(
     output_path = output_path.canonicalize()?;
     let dir_path = output_path.clone().into_os_string();
 
+    debug!("Desugaring node config");
+    let nodes = ethshadow_config.desugar_nodes()?;
+
+    debug!("Computing validators");
+    let validators = ValidatorManager::new(&ethshadow_config, &nodes, &output_path)?;
+
     info!("Generating genesis information");
-    genesis::write_config(&ethshadow_config, output_path.clone())?;
+    genesis::write_config(
+        &ethshadow_config.genesis,
+        validators.total_count(),
+        output_path.clone(),
+    )?;
     genesis::generate(
         ethshadow_config
             .genesis
             .generator_image
             .as_deref()
-            .unwrap_or(ethshadow::DEFAULT_GENESIS_GEN_IMAGE),
+            .unwrap_or(DEFAULT_GENESIS_GEN_IMAGE),
         dir_path,
     )?;
 
@@ -104,11 +114,6 @@ pub fn generate<T: TryInto<FullConfig, Error = Error>>(
         }
     }
 
-    let nodes = ethshadow_config.desugar_nodes()?;
-
-    debug!("Computing validators");
-    let validators = ValidatorManager::new(&ethshadow_config, &nodes, &output_path)?;
-
     info!("Generating nodes");
     let mut node_manager = NodeManager::new(
         output_path.clone(),
diff --git a/lib/src/validators.rs b/lib/src/validators.rs
index a7c397b..026b862 100644
--- a/lib/src/validators.rs
+++ b/lib/src/validators.rs
@@ -104,6 +104,10 @@ impl ValidatorManager {
         self.already_assigned = end;
         &self.validators[start..end]
     }
+
+    pub fn total_count(&self) -> usize {
+        self.validators.len()
+    }
 }
 
 fn generate(