diff --git a/PrebidMobile/ConfigurationAndTargeting/AgeUtils.swift b/PrebidMobile/ConfigurationAndTargeting/AgeUtils.swift
index 091a260f9..ace561f9f 100644
--- a/PrebidMobile/ConfigurationAndTargeting/AgeUtils.swift
+++ b/PrebidMobile/ConfigurationAndTargeting/AgeUtils.swift
@@ -18,7 +18,8 @@ import Foundation
 @objc(PBMAgeUtils) @objcMembers
 public class AgeUtils: NSObject {
     
-    static func isYOBValid(_ yob: Int) -> Bool {        
+    @available(*, deprecated, message: "Deprecated by ORTB")
+    static func isYOBValid(_ yob: Int) -> Bool {
         let date = Date()
         let calendar = Calendar.current
 
diff --git a/PrebidMobile/ConfigurationAndTargeting/Gender.swift b/PrebidMobile/ConfigurationAndTargeting/Gender.swift
index e9617b729..a7d142e00 100644
--- a/PrebidMobile/ConfigurationAndTargeting/Gender.swift
+++ b/PrebidMobile/ConfigurationAndTargeting/Gender.swift
@@ -44,6 +44,7 @@ enum GenderDescription : String {
     case other      = "O"
 }
 
+@available(*, deprecated, message: "Deprecated by ORTB")
 func GenderFromDescription(_ genderDescription: String) -> Gender {
     guard let knownGender = GenderDescription(rawValue: genderDescription) else {
         return .unknown
@@ -56,6 +57,7 @@ func GenderFromDescription(_ genderDescription: String) -> Gender {
     }
 }
 
+@available(*, deprecated, message: "Deprecated by ORTB")
 func DescriptionOfGender(_ gender: Gender) -> String? {
     switch gender {
         case .unknown:   return nil
diff --git a/PrebidMobile/ConfigurationAndTargeting/Targeting.swift b/PrebidMobile/ConfigurationAndTargeting/Targeting.swift
index 103c834ae..e0be30c69 100644
--- a/PrebidMobile/ConfigurationAndTargeting/Targeting.swift
+++ b/PrebidMobile/ConfigurationAndTargeting/Targeting.swift
@@ -46,13 +46,19 @@ public class Targeting: NSObject {
     
     // MARK: - User Information
     
-    /// Indicates user birth year.
+    /**
+     Indicates user birth year.
+     */
+    @available(*, deprecated, message: "Deprecated by ORTB")
     public var yearOfBirth: Int {
         get { yearofbirth }
         set { setYearOfBirth(yob: newValue) }
     }
     
-    /// This method set the year of birth value
+    /**
+     * This method set the year of birth value
+     */
+    @available(*, deprecated, message: "Deprecated by ORTB")
     public func setYearOfBirth(yob: Int) {
         if AgeUtils.isYOBValid(yob) {
             yearofbirth = yob
@@ -61,7 +67,8 @@ public class Targeting: NSObject {
         }
     }
     
-    /// Objective C API
+    // Objective C API
+    @available(*, deprecated, message: "Deprecated by ORTB")
     public func getYearOfBirth() -> NSNumber {
         NSNumber(value: yearOfBirth)
     }
@@ -71,7 +78,10 @@ public class Targeting: NSObject {
         yearofbirth = 0
     }
     
-    /// Indicates the end-user's gender.
+    /**
+     Indicates the end-user's gender.
+     */
+    @available(*, deprecated, message: "Deprecated by ORTB")
     public var userGender: Gender {
         get {
             guard let currentValue = parameterDictionary[PrebidTargetingKey_GENDER] else {