diff --git a/include/pocketpy/common.h b/include/pocketpy/common.h
index 4bb4be47..5c50517c 100644
--- a/include/pocketpy/common.h
+++ b/include/pocketpy/common.h
@@ -20,7 +20,7 @@
 #include <typeindex>
 #include <initializer_list>
 
-#define PK_VERSION				"1.5.0"
+#define PK_VERSION				"2.0.0"
 
 #include "config.h"
 #include "export.h"
diff --git a/scripts/run_tests.py b/scripts/run_tests.py
index e2b8cc44..cc53b8ca 100644
--- a/scripts/run_tests.py
+++ b/scripts/run_tests.py
@@ -64,6 +64,7 @@ class A:
     def get(self):
         return self.x
 
+
 print('ans_1:', add(1, 2))
 print('ans_2:', A('abc').get())
 exit()