diff --git a/PromiseKit.podspec b/PromiseKit.podspec
index 5176cdffb..5f7fb095a 100644
--- a/PromiseKit.podspec
+++ b/PromiseKit.podspec
@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
   s.name = "PromiseKit"
 
-  s.version = '6.20.0'
+  s.version = '6.21.0'
 
   s.source = {
     :git => "https://github.com/mxcl/#{s.name}.git",
diff --git a/PromiseKit.xcodeproj/project.pbxproj b/PromiseKit.xcodeproj/project.pbxproj
index 2460d5cab..96dc451f3 100644
--- a/PromiseKit.xcodeproj/project.pbxproj
+++ b/PromiseKit.xcodeproj/project.pbxproj
@@ -944,7 +944,7 @@
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 6.20.0;
+				CURRENT_PROJECT_VERSION = 6.21.0;
 				DEBUG_INFORMATION_FORMAT = dwarf;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
@@ -1006,7 +1006,7 @@
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 6.20.0;
+				CURRENT_PROJECT_VERSION = 6.21.0;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;