diff --git a/evm/src/cpu/kernel/aggregator.rs b/evm/src/cpu/kernel/aggregator.rs
index dda006e6..115679ea 100644
--- a/evm/src/cpu/kernel/aggregator.rs
+++ b/evm/src/cpu/kernel/aggregator.rs
@@ -38,6 +38,12 @@ pub(crate) fn combined_kernel() -> Kernel {
         include_str!("asm/memory/metadata.asm"),
         include_str!("asm/memory/packing.asm"),
         include_str!("asm/memory/txn_fields.asm"),
+        include_str!("asm/ripemd/compression.asm"),
+        include_str!("asm/ripemd/constants.asm"),
+        include_str!("asm/ripemd/memory.asm"),
+        include_str!("asm/ripemd/ripemd.asm"),
+        include_str!("asm/ripemd/subroutines.asm"),
+        include_str!("asm/ripemd/update.asm"),
         include_str!("asm/rlp/encode.asm"),
         include_str!("asm/rlp/decode.asm"),
         include_str!("asm/rlp/read_to_memory.asm"),
diff --git a/evm/src/cpu/kernel/tests/ripemd.rs b/evm/src/cpu/kernel/tests/ripemd.rs
index 0d0dee5a..4bff5a40 100644
--- a/evm/src/cpu/kernel/tests/ripemd.rs
+++ b/evm/src/cpu/kernel/tests/ripemd.rs
@@ -1,3 +1,4 @@
+use std::env;
 use anyhow::Result;
 use ethereum_types::U256;
 
@@ -6,10 +7,16 @@ use crate::cpu::kernel::interpreter::run;
 
 #[test]
 fn test_ripemd() -> Result<()> {
+
+    env::set_var("RUST_BACKTRACE", "1");
+
+    let expected = "0xf71c27109c692c1b56bbdceb5b9d2865b3708dbc";
+    println!("{}", expected);
+
     let kernel = combined_kernel();
     let ripemd = kernel.global_labels["ripemd_alt"];
 
-    let input = vec![
+    let input: Vec<u32> = vec![
         0x61, 0x62, 0x63, 0x64,
         0x65, 0x66, 0x67, 0x68,
         0x69, 0x6a, 0x6b, 0x6c,
@@ -23,10 +30,7 @@ fn test_ripemd() -> Result<()> {
     let hashed = run(&kernel.code, ripemd, initial_stack, &kernel.prover_inputs)?;
     let result = hashed.stack()[1];
     let actual = format!("{:X}", result);
-
     println!("{}", actual);
-    let expected = "0xf71c27109c692c1b56bbdceb5b9d2865b3708dbc";
-    println!("{}", expected);
     assert_eq!(expected, actual);
 
     Ok(())