diff --git a/packages/app/src/locales/en.json b/packages/app/src/locales/en.json
index cba7ceff64..679fe2f4dd 100644
--- a/packages/app/src/locales/en.json
+++ b/packages/app/src/locales/en.json
@@ -127,15 +127,15 @@
             "value": "Value",
             "valueTooltip": "Amount of Ether being transferred from one address to another within a transaction.",
             "fee": "Fee",
-            "paidByPaymaster": "Paid by paymaster",
+            "paidByPaymaster": "Paid by Paymaster",
             "feeDetails": {
                 "moreDetails": "More Details",
                 "closeDetails": "Close Details",
                 "initial": "Initial:",
                 "refunded": "Refunded:",
                 "refunds": "Refunds:",
-                "whyRefunded": "Why I'm being refunded?",
-                "whyPaymasterRefunded": "Why paymaster is being refunded?",
+                "whyRefunded": "Why am I being refunded?",
+                "whyPaymasterRefunded": "Why is Paymaster being refunded?",
                 "whatIsPaymaster": "What is Paymaster?",
                 "paymaster": "Paymaster"
             },
diff --git a/packages/app/tests/components/FeeData.spec.ts b/packages/app/tests/components/FeeData.spec.ts
index 5f0a7c1d19..dc3fcdea2e 100644
--- a/packages/app/tests/components/FeeData.spec.ts
+++ b/packages/app/tests/components/FeeData.spec.ts
@@ -192,7 +192,7 @@ describe("FeeToken", () => {
         "https://era.zksync.io/docs/dev/developer-guides/transactions/fee-model.html#refunds"
       );
       expect(link?.getAttribute("target")).toBe("_blank");
-      expect(link?.textContent).toBe("Why I'm being refunded?");
+      expect(link?.textContent).toBe("Why am I being refunded?");
     });
   });
 
@@ -204,7 +204,7 @@ describe("FeeToken", () => {
           feeData: feeDataPaymaster as FeeData,
         },
       });
-      expect(container.querySelector(".payed-by-paymaster-label")?.textContent).toBe("Paid by paymaster");
+      expect(container.querySelector(".payed-by-paymaster-label")?.textContent).toBe("Paid by Paymaster");
     });
 
     it("displays the refunds when expanded", async () => {
@@ -243,7 +243,7 @@ describe("FeeToken", () => {
         "https://era.zksync.io/docs/dev/developer-guides/transactions/fee-model.html#refunds"
       );
       expect(refundedLink?.getAttribute("target")).toBe("_blank");
-      expect(refundedLink?.textContent).toBe("Why paymaster is being refunded?");
+      expect(refundedLink?.textContent).toBe("Why is Paymaster being refunded?");
 
       const paymasterLink = container.querySelector(".paymaster-link");
       expect(paymasterLink?.getAttribute("href")).toBe(