diff --git a/AlphaWallet/AssetDefinition/AssetDefinitionBackingStore.swift b/AlphaWallet/AssetDefinition/AssetDefinitionBackingStore.swift
index 2bddea297..d82d33095 100644
--- a/AlphaWallet/AssetDefinition/AssetDefinitionBackingStore.swift
+++ b/AlphaWallet/AssetDefinition/AssetDefinitionBackingStore.swift
@@ -6,7 +6,7 @@ protocol AssetDefinitionBackingStore {
     var delegate: AssetDefinitionBackingStoreDelegate? { get set }
 
     subscript(contract: String) -> String? { get set }
-    func lastModifiedDataOfCachedAssetDefinitionFile(forContract contract: String) -> Date?
+    func lastModifiedDateOfCachedAssetDefinitionFile(forContract contract: String) -> Date?
     func forEachContractWithXML(_ body: (String) -> Void)
     func isOfficial(contract: String) -> Bool
 }
diff --git a/AlphaWallet/AssetDefinition/AssetDefinitionDiskBackingStore.swift b/AlphaWallet/AssetDefinition/AssetDefinitionDiskBackingStore.swift
index 6a950d3a6..8473e7843 100644
--- a/AlphaWallet/AssetDefinition/AssetDefinitionDiskBackingStore.swift
+++ b/AlphaWallet/AssetDefinition/AssetDefinitionDiskBackingStore.swift
@@ -58,7 +58,7 @@ class AssetDefinitionDiskBackingStore: AssetDefinitionBackingStore {
         return isOfficial
     }
 
-    func lastModifiedDataOfCachedAssetDefinitionFile(forContract contract: String) -> Date? {
+    func lastModifiedDateOfCachedAssetDefinitionFile(forContract contract: String) -> Date? {
         let path = localURLOfXML(for: contract)
         guard let lastModified = try? path.resourceValues(forKeys: [.contentModificationDateKey]) else {
             return nil
diff --git a/AlphaWallet/AssetDefinition/AssetDefinitionDiskBackingStoreWithOverrides.swift b/AlphaWallet/AssetDefinition/AssetDefinitionDiskBackingStoreWithOverrides.swift
index 6440722fe..8bfef323c 100644
--- a/AlphaWallet/AssetDefinition/AssetDefinitionDiskBackingStoreWithOverrides.swift
+++ b/AlphaWallet/AssetDefinition/AssetDefinitionDiskBackingStoreWithOverrides.swift
@@ -35,9 +35,9 @@ class AssetDefinitionDiskBackingStoreWithOverrides: AssetDefinitionBackingStore
         return officialStore.isOfficial(contract: contract)
     }
 
-    func lastModifiedDataOfCachedAssetDefinitionFile(forContract contract: String) -> Date? {
+    func lastModifiedDateOfCachedAssetDefinitionFile(forContract contract: String) -> Date? {
         //Even with an override, we just want to fetch the latest official version. Doesn't imply we'll use the official version
-        return officialStore.lastModifiedDataOfCachedAssetDefinitionFile(forContract: contract)
+        return officialStore.lastModifiedDateOfCachedAssetDefinitionFile(forContract: contract)
     }
 
     func forEachContractWithXML(_ body: (String) -> Void) {
diff --git a/AlphaWallet/AssetDefinition/AssetDefinitionInMemoryBackingStore.swift b/AlphaWallet/AssetDefinition/AssetDefinitionInMemoryBackingStore.swift
index dde2f9501..ec72a91a7 100644
--- a/AlphaWallet/AssetDefinition/AssetDefinitionInMemoryBackingStore.swift
+++ b/AlphaWallet/AssetDefinition/AssetDefinitionInMemoryBackingStore.swift
@@ -16,7 +16,7 @@ class AssetDefinitionInMemoryBackingStore: AssetDefinitionBackingStore {
         }
     }
 
-    func lastModifiedDataOfCachedAssetDefinitionFile(forContract contract: String) -> Date? {
+    func lastModifiedDateOfCachedAssetDefinitionFile(forContract contract: String) -> Date? {
         return nil
     }
 
diff --git a/AlphaWallet/AssetDefinition/AssetDefinitionStore.swift b/AlphaWallet/AssetDefinition/AssetDefinitionStore.swift
index 5a8c5e061..717207997 100644
--- a/AlphaWallet/AssetDefinition/AssetDefinitionStore.swift
+++ b/AlphaWallet/AssetDefinition/AssetDefinitionStore.swift
@@ -107,13 +107,13 @@ class AssetDefinitionStore {
         return URL(string: Constants.repoServer)?.appendingPathComponent(name)
     }
 
-    private func lastModifiedDataOfCachedAssetDefinitionFile(forContract contract: String) -> Date? {
-        return backingStore.lastModifiedDataOfCachedAssetDefinitionFile(forContract: contract)
+    private func lastModifiedDateOfCachedAssetDefinitionFile(forContract contract: String) -> Date? {
+        return backingStore.lastModifiedDateOfCachedAssetDefinitionFile(forContract: contract)
     }
 
     private func httpHeadersWithLastModifiedTimestamp(forContract contract: String) -> HTTPHeaders {
         var result = httpHeaders
-        if let lastModified = lastModifiedDataOfCachedAssetDefinitionFile(forContract: contract) {
+        if let lastModified = lastModifiedDateOfCachedAssetDefinitionFile(forContract: contract) {
             result["IF-Modified-Since"] = string(fromLastModifiedDate: lastModified)
             return result
         } else {