diff --git a/CMakeLists.txt b/CMakeLists.txt
index cb1f393..2fdafd5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 2.6...3.0.2)
 
-project(xbyak LANGUAGES CXX VERSION 6.051)
+project(xbyak LANGUAGES CXX VERSION 6.052)
 
 file(GLOB headers xbyak/*.h)
 
diff --git a/doc/changelog.md b/doc/changelog.md
index b038374..13598ca 100644
--- a/doc/changelog.md
+++ b/doc/changelog.md
@@ -1,5 +1,6 @@
 # History
 
+* 2022/Mar/20 ver 6.052 add Cpu::operator==()
 * 2022/Mar/13 ver 6.051 fix compile error when XBYAK_NO_EXCEPTION is defined
 * 2022/Mar/12 ver 6.05 add movdiri, movdir64b, clwb, cldemote
 * 2022/Apr/22 ver 6.041 consider Android and mingw
diff --git a/meson.build b/meson.build
index 494a053..b4a31f7 100644
--- a/meson.build
+++ b/meson.build
@@ -5,7 +5,7 @@
 project(
 	'xbyak',
 	'cpp',
-	version: '6.051',
+	version: '6.052',
 	license: 'BSD-3-Clause',
 	default_options: 'b_ndebug=if-release'
 )
diff --git a/readme.md b/readme.md
index 535851a..da542e9 100644
--- a/readme.md
+++ b/readme.md
@@ -1,5 +1,5 @@
 
-# Xbyak 6.051 [![Badge Build]][Build Status]
+# Xbyak 6.052 [![Badge Build]][Build Status]
 
 *A C++ JIT assembler for x86 (IA32), x64 (AMD64, x86-64)*
 
diff --git a/readme.txt b/readme.txt
index e750845..b89bb0c 100644
--- a/readme.txt
+++ b/readme.txt
@@ -1,5 +1,5 @@
 
-    C++用x86(IA-32), x64(AMD64, x86-64) JITアセンブラ Xbyak 6.051
+    C++用x86(IA-32), x64(AMD64, x86-64) JITアセンブラ Xbyak 6.052
 
 -----------------------------------------------------------------------------
 ◎概要
diff --git a/xbyak/xbyak_mnemonic.h b/xbyak/xbyak_mnemonic.h
index a69ed22..87403d2 100644
--- a/xbyak/xbyak_mnemonic.h
+++ b/xbyak/xbyak_mnemonic.h
@@ -1,4 +1,4 @@
-const char *getVersionString() const { return "6.051"; }
+const char *getVersionString() const { return "6.052"; }
 void adc(const Operand& op, uint32_t imm) { opRM_I(op, imm, 0x10, 2); }
 void adc(const Operand& op1, const Operand& op2) { opRM_RM(op1, op2, 0x10); }
 void adcx(const Reg32e& reg, const Operand& op) { opGen(reg, op, 0xF6, 0x66, isREG32_REG32orMEM, NONE, 0x38); }