diff --git a/OCMock.podspec b/OCMock.podspec
index 0b2c9528..0589b1b6 100644
--- a/OCMock.podspec
+++ b/OCMock.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name                  = "OCMock"
-  s.version               = "3.4.1"
+  s.version               = "3.4.2"
   
   s.summary               = "Mock objects for Objective-C"
   s.description           = <<-DESC
@@ -17,7 +17,7 @@ Pod::Spec.new do |s|
   s.author                = { "Erik Doernenburg" => "erik@doernenburg.com" }
   s.social_media_url      = "http://twitter.com/erikdoe"
   
-  s.source                = { :git => "https://github.com/erikdoe/ocmock.git", :tag => "v3.4.1" }
+  s.source                = { :git => "https://github.com/erikdoe/ocmock.git", :tag => "v3.4.2" }
   s.source_files          = "Source/OCMock/*.{h,m}"
 
   s.requires_arc          = false
diff --git a/Source/Changes.txt b/Source/Changes.txt
index 08fbd74a..ee6b498d 100644
--- a/Source/Changes.txt
+++ b/Source/Changes.txt
@@ -1,7 +1,7 @@
 Listing of notable changes by release. More detail is usually found in the Git
 commit messages and/or the pull requests.
 
-OCMock 3.4.2 (not released)
+OCMock 3.4.2 (2018-06-25)
 
 * Skipping attempt to replace class methods on subclasses of NSManagedObject,
   which fixes a conflict in newer iOS runtimes.
diff --git a/Tools/build.rb b/Tools/build.rb
index 07dfd9ce..a6b67be4 100755
--- a/Tools/build.rb
+++ b/Tools/build.rb
@@ -13,7 +13,7 @@ def makeRelease
       copySource
       buildModules
       signFrameworks "erik@doernenburg.com"
-      createPackage "ocmock-3.4.1.dmg", "OCMock 3.4.1" 
+      createPackage "ocmock-3.4.2.dmg", "OCMock 3.4.2"
       sanityCheck
       openPackageDir
     end
@@ -47,22 +47,22 @@ def buildModules
         @worker.run("mkdir -p #{osxproductdir}")
         @worker.run("cp -R #{@env.symroot}/Release/OCMock.framework #{osxproductdir}")
         
-        @worker.run("xcodebuild -project OCMock.xcodeproj -target OCMockLib -sdk iphoneos11.1 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
-        @worker.run("xcodebuild -project OCMock.xcodeproj -target OCMockLib -sdk iphonesimulator11.1 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
+        @worker.run("xcodebuild -project OCMock.xcodeproj -target OCMockLib -sdk iphoneos11.4 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
+        @worker.run("xcodebuild -project OCMock.xcodeproj -target OCMockLib -sdk iphonesimulator11.4 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
         ioslibproductdir = "#{@env.productdir}/iOS\\ library"                                           
         @worker.run("mkdir -p #{ioslibproductdir}")
         @worker.run("cp -R #{@env.symroot}/Release-iphoneos/OCMock #{ioslibproductdir}")
         @worker.run("lipo -create -output #{ioslibproductdir}/libOCMock.a #{@env.symroot}/Release-iphoneos/libOCMock.a #{@env.symroot}/Release-iphonesimulator/libOCMock.a")
         
-        @worker.run("xcodebuild -project OCMock.xcodeproj -target 'OCMock iOS' -sdk iphoneos11.1 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
-        @worker.run("xcodebuild -project OCMock.xcodeproj -target 'OCMock iOS' -sdk iphonesimulator11.1 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
+        @worker.run("xcodebuild -project OCMock.xcodeproj -target 'OCMock iOS' -sdk iphoneos11.4 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
+        @worker.run("xcodebuild -project OCMock.xcodeproj -target 'OCMock iOS' -sdk iphonesimulator11.4 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
         iosproductdir = "#{@env.productdir}/iOS\\ framework"                                           
         @worker.run("mkdir -p #{iosproductdir}")
         @worker.run("cp -R #{@env.symroot}/Release-iphoneos/OCMock.framework #{iosproductdir}")
         @worker.run("lipo -create -output #{iosproductdir}/OCMock.framework/OCMock #{@env.symroot}/Release-iphoneos/OCMock.framework/OCMock #{@env.symroot}/Release-iphonesimulator/OCMock.framework/OCMock")
  
-        @worker.run("xcodebuild -project OCMock.xcodeproj -target 'OCMock tvOS' -sdk appletvos11.1 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
-        @worker.run("xcodebuild -project OCMock.xcodeproj -target 'OCMock tvOS' -sdk appletvsimulator11.1 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
+        @worker.run("xcodebuild -project OCMock.xcodeproj -target 'OCMock tvOS' -sdk appletvos11.4 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
+        @worker.run("xcodebuild -project OCMock.xcodeproj -target 'OCMock tvOS' -sdk appletvsimulator11.4 OBJROOT=#{@env.objroot} SYMROOT=#{@env.symroot}")
         tvosproductdir = "#{@env.productdir}/tvOS"                                           
         @worker.run("mkdir -p #{tvosproductdir}")
         @worker.run("cp -R #{@env.symroot}/Release-appletvos/OCMock.framework #{tvosproductdir}")