diff --git a/IrohaSwift.podspec b/IrohaSwift.podspec
index e14dac2eb..b2470a637 100644
--- a/IrohaSwift.podspec
+++ b/IrohaSwift.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "IrohaSwift"
-  s.version      = "1.0.0a2"
+  s.version      = "1.0.0a3"
   s.summary      = "Easy create signature of Iroha Blockchain"
   s.homepage     = "http://www.soramitsu.co.jp/"
   s.license      = "Apache License Version 2.0"