diff --git a/Package.swift b/Package.swift
index 1502b9e..5863538 100644
--- a/Package.swift
+++ b/Package.swift
@@ -7,7 +7,7 @@ let shouldTest = ProcessInfo.processInfo.environment["TEST_MM"] == "1"
 
 func resolveDependencies() -> [Package.Dependency] {
     let baseDependencies: [Package.Dependency] = [
-        .package(url: "https://github.com/Moya/Moya.git", .upToNextMajor(from: "14.0.0")),
+        .package(url: "https://github.com/Moya/Moya.git", .upToNextMajor(from: "15.0.0")),
         .package(url: "https://github.com/lyft/mapper.git", .upToNextMajor(from: "10.0.0"))
     ]
 
diff --git a/Sources/RxMoya-ModelMapper/Observable+ModelMapper.swift b/Sources/RxMoya-ModelMapper/Observable+ModelMapper.swift
index a7d701d..8fbd4a3 100644
--- a/Sources/RxMoya-ModelMapper/Observable+ModelMapper.swift
+++ b/Sources/RxMoya-ModelMapper/Observable+ModelMapper.swift
@@ -7,7 +7,7 @@ import Mapper
 #endif
 
 /// Extension for processing Responses into Mappable objects through ObjectMapper
-public extension ObservableType where E == Response {
+public extension ObservableType where Element == Response {
 
     /// Maps data received from the signal into an object which implement the Mappable protocol
     /// If the conversion fails, error event is sent.
diff --git a/Sources/RxMoya-ModelMapper/ObservableAvailability.swift b/Sources/RxMoya-ModelMapper/ObservableAvailability.swift
index 77b400a..ca90730 100644
--- a/Sources/RxMoya-ModelMapper/ObservableAvailability.swift
+++ b/Sources/RxMoya-ModelMapper/ObservableAvailability.swift
@@ -6,7 +6,7 @@ import Mapper
     import Moya_ModelMapper
 #endif
 
-public extension ObservableType where E == Response {
+public extension ObservableType where Element == Response {
 
     @available(*, unavailable, renamed: "map(to:keyPath:)")
     public func mapObject<T: Mappable>(type: T.Type, keyPath: String? = nil) -> Observable<T> { fatalError() }
diff --git a/Sources/RxMoya-ModelMapper/Single+ModelMapper.swift b/Sources/RxMoya-ModelMapper/Single+ModelMapper.swift
index 32c8dc2..5dd23b9 100644
--- a/Sources/RxMoya-ModelMapper/Single+ModelMapper.swift
+++ b/Sources/RxMoya-ModelMapper/Single+ModelMapper.swift
@@ -7,7 +7,7 @@ import Mapper
 #endif
 
 /// Extension for processing Responses into Mappable objects through ObjectMapper
-extension PrimitiveSequence where TraitType == SingleTrait, ElementType == Response {
+extension PrimitiveSequence where Trait == SingleTrait, Element == Response {
 
     /// Maps data received from the signal into an object which implements the Mappable protocol.
     /// If the conversion fails, the signal errors.