diff --git a/core/src/zxing/common/CharacterSetECI.cpp b/core/src/zxing/common/CharacterSetECI.cpp
index 44a81bb..2d673d2 100644
--- a/core/src/zxing/common/CharacterSetECI.cpp
+++ b/core/src/zxing/common/CharacterSetECI.cpp
@@ -24,8 +24,8 @@ using std::string;
 using zxing::common::CharacterSetECI;
 using zxing::IllegalArgumentException;
 
-std::map<int, zxing::Ref<CharacterSetECI>> CharacterSetECI::VALUE_TO_ECI;
-std::map<std::string, zxing::Ref<CharacterSetECI>> CharacterSetECI::NAME_TO_ECI;
+std::map<int, zxing::Ref<CharacterSetECI> > CharacterSetECI::VALUE_TO_ECI;
+std::map<std::string, zxing::Ref<CharacterSetECI> > CharacterSetECI::NAME_TO_ECI;
 
 const bool CharacterSetECI::inited = CharacterSetECI::init_tables();
 
diff --git a/core/src/zxing/common/CharacterSetECI.h b/core/src/zxing/common/CharacterSetECI.h
index 2bf8dc1..48503bc 100644
--- a/core/src/zxing/common/CharacterSetECI.h
+++ b/core/src/zxing/common/CharacterSetECI.h
@@ -27,8 +27,8 @@ namespace common {
 
 class CharacterSetECI : public Counted {
 private:
-  static std::map<int, zxing::Ref<CharacterSetECI>> VALUE_TO_ECI;
-  static std::map<std::string, zxing::Ref<CharacterSetECI>> NAME_TO_ECI;
+  static std::map<int, zxing::Ref<CharacterSetECI> > VALUE_TO_ECI;
+  static std::map<std::string, zxing::Ref<CharacterSetECI> > NAME_TO_ECI;
   static const bool inited;
   static bool init_tables();