diff --git a/evm/src/cpu/kernel/interpreter.rs b/evm/src/cpu/kernel/interpreter.rs
index b9938552..d1ab20fb 100644
--- a/evm/src/cpu/kernel/interpreter.rs
+++ b/evm/src/cpu/kernel/interpreter.rs
@@ -350,7 +350,7 @@ impl<'a> Interpreter<'a> {
             0x40 => todo!(),                                            // "BLOCKHASH",
             0x41 => todo!(),                                            // "COINBASE",
             0x42 => self.run_timestamp(),                               // "TIMESTAMP",
-            0x43 => todo!(),                                            // "NUMBER",
+            0x43 => self.run_number(),                                  // "NUMBER",
             0x44 => todo!(),                                            // "DIFFICULTY",
             0x45 => todo!(),                                            // "GASLIMIT",
             0x46 => todo!(),                                            // "CHAINID",
@@ -663,6 +663,10 @@ impl<'a> Interpreter<'a> {
         self.push(self.get_global_metadata_field(GlobalMetadata::BlockTimestamp))
     }
 
+    fn run_number(&mut self) {
+        self.push(self.get_global_metadata_field(GlobalMetadata::BlockNumber))
+    }
+
     fn run_prover_input(&mut self) -> anyhow::Result<()> {
         let prover_input_fn = self
             .prover_inputs_map