diff --git a/src/PaymentMethodCollectElement.res b/src/PaymentMethodCollectElement.res
index b2037de00..517c67c7f 100644
--- a/src/PaymentMethodCollectElement.res
+++ b/src/PaymentMethodCollectElement.res
@@ -24,7 +24,7 @@ let make = (~integrateError, ~logger) => {
   React.useEffect(() => {
     let availablePM: array<paymentMethod> = []
     let availablePMT: array<paymentMethodType> = []
-    let _ = options.enabledPaymentMethods->Array.map(pm => {
+    options.enabledPaymentMethods->Array.forEach(pm => {
       switch pm {
       | Card(_) =>
         if !(availablePM->Array.includes(Card)) {
diff --git a/src/Types/PaymentMethodCollectTypes.res b/src/Types/PaymentMethodCollectTypes.res
index 5f860e697..8636e0cba 100644
--- a/src/Types/PaymentMethodCollectTypes.res
+++ b/src/Types/PaymentMethodCollectTypes.res
@@ -182,9 +182,9 @@ let decodePaymentMethodType = (json: JSON.t): option<array<paymentMethodType>> =
         ->Dict.get("payment_method_types")
         ->Option.flatMap(JSON.Decode.array)
         ->Option.flatMap(pmts => {
-          let _ = pmts->Array.map(pmt => {
+          pmts->Array.forEach(pmt => {
             let payment_method_type = pmt->JSON.Decode.string
-            let _ = switch (payment_method, payment_method_type) {
+            switch (payment_method, payment_method_type) {
             | (Some("card"), Some(cardType)) =>
               switch decodeCard(cardType) {
               | Some(card) => payment_methods->Array.push(Card(card))
diff --git a/src/Utilities/PaymentMethodCollectUtils.res b/src/Utilities/PaymentMethodCollectUtils.res
index 347cfeb28..2a7bf9a93 100644
--- a/src/Utilities/PaymentMethodCollectUtils.res
+++ b/src/Utilities/PaymentMethodCollectUtils.res
@@ -578,8 +578,8 @@ let formPaymentMethodData = (
       | false => None
       | true =>
         let pmd = [(ACHRoutingNumber, routingNumber), (ACHAccountNumber, accountNumber)]
-        let _ = bankName->Option.map(bankName => pmd->Array.push((ACHBankName, bankName)))
-        let _ = city->Option.map(city => pmd->Array.push((ACHBankCity, city)))
+        bankName->Option.forEach(bankName => pmd->Array.push((ACHBankName, bankName)))
+        city->Option.forEach(city => pmd->Array.push((ACHBankCity, city)))
         Some(BankTransfer, BankTransfer(ACH), pmd)
       }
     | _ => None
@@ -603,8 +603,8 @@ let formPaymentMethodData = (
       | false => None
       | true =>
         let pmd = [(BacsSortCode, sortCode), (BacsAccountNumber, accountNumber)]
-        let _ = bankName->Option.map(bankName => pmd->Array.push((BacsBankName, bankName)))
-        let _ = city->Option.map(city => pmd->Array.push((BacsBankCity, city)))
+        bankName->Option.forEach(bankName => pmd->Array.push((BacsBankName, bankName)))
+        city->Option.forEach(city => pmd->Array.push((BacsBankCity, city)))
         Some(BankTransfer, BankTransfer(Bacs), pmd)
       }
     | _ => None
@@ -630,11 +630,10 @@ let formPaymentMethodData = (
       | false => None
       | true =>
         let pmd = [(SepaIban, iban)]
-        let _ = bic->Option.map(bic => pmd->Array.push((SepaBic, bic)))
-        let _ = bankName->Option.map(bankName => pmd->Array.push((SepaBankName, bankName)))
-        let _ = city->Option.map(city => pmd->Array.push((SepaBankCity, city)))
-        let _ =
-          countryCode->Option.map(countryCode => pmd->Array.push((SepaCountryCode, countryCode)))
+        bic->Option.forEach(bic => pmd->Array.push((SepaBic, bic)))
+        bankName->Option.forEach(bankName => pmd->Array.push((SepaBankName, bankName)))
+        city->Option.forEach(city => pmd->Array.push((SepaBankCity, city)))
+        countryCode->Option.forEach(countryCode => pmd->Array.push((SepaCountryCode, countryCode)))
         Some(BankTransfer, BankTransfer(Sepa), pmd)
       }
     | _ => None
@@ -656,7 +655,7 @@ let formBody = (flow: paymentMethodCollectFlow, paymentMethodData: paymentMethod
   let (paymentMethod, paymentMethodType, fields) = paymentMethodData
   let pmdApiFields = []
 
-  let _ = fields->Array.map(field => {
+  fields->Array.forEach(field => {
     let (key, value) = field
     switch key {
     // Card
diff --git a/src/Utilities/Utils.res b/src/Utilities/Utils.res
index 7a6490c65..305df1d28 100644
--- a/src/Utilities/Utils.res
+++ b/src/Utilities/Utils.res
@@ -1095,8 +1095,7 @@ let rec flatten = (obj, addIndicatorForObject) => {
             let arrayArray = []
             dictArray->Array.forEachWithIndex((item, index) => {
               switch item->JSON.Classify.classify {
-              | String(_str) =>
-                let _ = stringArray->Array.push(item)
+              | String(_str) => stringArray->Array.push(item)
               | Object(_obj) => {
                   let flattenedSubObj = flatten(item, addIndicatorForObject)
                   flattenedSubObj
@@ -1109,8 +1108,7 @@ let rec flatten = (obj, addIndicatorForObject) => {
                   )
                 }
 
-              | _ =>
-                let _ = arrayArray->Array.push(item)
+              | _ => arrayArray->Array.push(item)
               }
             })
             if stringArray->Array.length > 0 {