diff --git a/packages/std/src/coin.rs b/packages/std/src/coin.rs
index 1a28480188..9e02786b70 100644
--- a/packages/std/src/coin.rs
+++ b/packages/std/src/coin.rs
@@ -11,9 +11,9 @@ pub struct Coin {
 }
 
 impl Coin {
-    pub fn new(amount: u128, denom: impl Into<String>) -> Self {
+    pub fn new(amount: impl Into<Uint128>, denom: impl Into<String>) -> Self {
         Coin {
-            amount: Uint128::new(amount),
+            amount: amount.into(),
             denom: denom.into(),
         }
     }
@@ -195,16 +195,16 @@ mod tests {
 
     #[test]
     fn parse_coin() {
-        let expected = Coin::new(123, "ucosm");
+        let expected = Coin::new(123u128, "ucosm");
         assert_eq!("123ucosm".parse::<Coin>().unwrap(), expected);
         // leading zeroes should be ignored
         assert_eq!("00123ucosm".parse::<Coin>().unwrap(), expected);
         // 0 amount parses correctly
-        assert_eq!("0ucosm".parse::<Coin>().unwrap(), Coin::new(0, "ucosm"));
+        assert_eq!("0ucosm".parse::<Coin>().unwrap(), Coin::new(0u128, "ucosm"));
         // ibc denom should work
         let ibc_str = "11111ibc/27394FB092D2ECCD56123C74F36E4C1F926001CEADA9CA97EA622B25F41E5EB2";
         let ibc_coin = Coin::new(
-            11111,
+            11111u128,
             "ibc/27394FB092D2ECCD56123C74F36E4C1F926001CEADA9CA97EA622B25F41E5EB2",
         );
         assert_eq!(ibc_str.parse::<Coin>().unwrap(), ibc_coin);
@@ -244,7 +244,7 @@ mod tests {
 
     #[test]
     fn debug_coin() {
-        let coin = Coin::new(123, "ucosm");
+        let coin = Coin::new(123u128, "ucosm");
         assert_eq!(format!("{coin:?}"), r#"Coin { 123 "ucosm" }"#);
     }
 }
diff --git a/packages/std/src/ibc.rs b/packages/std/src/ibc.rs
index 1ad33e3667..1a732f3e55 100644
--- a/packages/std/src/ibc.rs
+++ b/packages/std/src/ibc.rs
@@ -791,7 +791,7 @@ mod tests {
         let msg = IbcMsg::Transfer {
             channel_id: "channel-123".to_string(),
             to_address: "my-special-addr".into(),
-            amount: Coin::new(12345678, "uatom"),
+            amount: Coin::new(12345678u128, "uatom"),
             timeout: IbcTimeout::with_timestamp(Timestamp::from_nanos(1234567890)),
         };
         let encoded = to_string(&msg).unwrap();
diff --git a/packages/std/src/query/bank.rs b/packages/std/src/query/bank.rs
index 95cf616e2a..7980760f4a 100644
--- a/packages/std/src/query/bank.rs
+++ b/packages/std/src/query/bank.rs
@@ -106,11 +106,11 @@ mod tests {
 
     #[test]
     fn private_constructor_works() {
-        let response = AllBalanceResponse::new(vec![Coin::new(1234, "uatom")]);
+        let response = AllBalanceResponse::new(vec![Coin::new(1234u128, "uatom")]);
         assert_eq!(
             response,
             AllBalanceResponse {
-                amount: vec![Coin::new(1234, "uatom")]
+                amount: vec![Coin::new(1234u128, "uatom")]
             }
         );
     }