diff --git a/lib/libhac/include/nn/hac/ContentMetaBinary.h b/lib/libhac/include/nn/hac/ContentMetaBinary.h
index 84f5d9c..8c57644 100644
--- a/lib/libhac/include/nn/hac/ContentMetaBinary.h
+++ b/lib/libhac/include/nn/hac/ContentMetaBinary.h
@@ -120,18 +120,18 @@ namespace hac
 		struct AddOnContentMetaExtendedHeader
 		{
 			uint64_t application_id;
-			uint32_t required_system_version;
+			uint32_t required_application_version;
 
 			void operator=(const AddOnContentMetaExtendedHeader& other)
 			{
 				application_id = other.application_id;
-				required_system_version = other.required_system_version;
+				required_application_version = other.required_application_version;
 			}
 
 			bool operator==(const AddOnContentMetaExtendedHeader& other) const
 			{
 				return (application_id == other.application_id) \
-					&& (required_system_version == other.required_system_version);
+					&& (required_application_version == other.required_application_version);
 			}
 
 			bool operator!=(const AddOnContentMetaExtendedHeader& other) const
diff --git a/lib/libhac/include/nn/hac/cnmt.h b/lib/libhac/include/nn/hac/cnmt.h
index f7c8eb3..81871c0 100644
--- a/lib/libhac/include/nn/hac/cnmt.h
+++ b/lib/libhac/include/nn/hac/cnmt.h
@@ -118,7 +118,7 @@ namespace hac
 	struct sAddOnContentMetaExtendedHeader
 	{
 		le_uint64_t application_id;
-		le_uint32_t required_system_version;
+		le_uint32_t required_application_version;
 		byte_t reserved[4];
 	};
 
diff --git a/lib/libhac/source/ContentMetaBinary.cpp b/lib/libhac/source/ContentMetaBinary.cpp
index 22c5ab7..7ebd628 100644
--- a/lib/libhac/source/ContentMetaBinary.cpp
+++ b/lib/libhac/source/ContentMetaBinary.cpp
@@ -100,7 +100,7 @@ void nn::hac::ContentMetaBinary::fromBytes(const byte_t* data, size_t len)
 				break;
 			case (cnmt::METATYPE_ADD_ON_CONTENT):
 				mAddOnContentMetaExtendedHeader.application_id = ((sAddOnContentMetaExtendedHeader*)mExtendedHeader.data())->application_id.get();
-				mAddOnContentMetaExtendedHeader.required_system_version = ((sAddOnContentMetaExtendedHeader*)mExtendedHeader.data())->required_system_version.get();
+				mAddOnContentMetaExtendedHeader.required_application_version = ((sAddOnContentMetaExtendedHeader*)mExtendedHeader.data())->required_application_version.get();
 				break;
 			case (cnmt::METATYPE_DELTA):
 				mDeltaMetaExtendedHeader.application_id = ((sDeltaMetaExtendedHeader*)mExtendedHeader.data())->application_id.get();
diff --git a/programs/nstool/source/CnmtProcess.cpp b/programs/nstool/source/CnmtProcess.cpp
index f40caab..29caeb4 100644
--- a/programs/nstool/source/CnmtProcess.cpp
+++ b/programs/nstool/source/CnmtProcess.cpp
@@ -90,7 +90,7 @@ void CnmtProcess::displayCnmt()
 			break;
 		case (nn::hac::cnmt::METATYPE_ADD_ON_CONTENT):
 			std::cout << "  AddOnContentMetaExtendedHeader:" << std::endl;
-			std::cout << "    RequiredSystemVersion: v" << std::dec << mCnmt.getAddOnContentMetaExtendedHeader().required_system_version << " (" << _SPLIT_VER(mCnmt.getAddOnContentMetaExtendedHeader().required_system_version) << ")"<< std::endl;
+			std::cout << "    RequiredApplicationVersion: v" << std::dec << mCnmt.getAddOnContentMetaExtendedHeader().required_application_version << " (" << _SPLIT_VER(mCnmt.getAddOnContentMetaExtendedHeader().required_application_version) << ")" << std::endl;
 			std::cout << "    ApplicationId:         0x" << std::hex << std::setw(16) << std::setfill('0') << mCnmt.getAddOnContentMetaExtendedHeader().application_id << std::endl;
 			break;
 		case (nn::hac::cnmt::METATYPE_DELTA):