diff --git a/ChangeLog b/ChangeLog
index 575fd60e73..a111a19a9e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Tue Oct 22 21:58:28 2013  URABE Shyouhei  <shyouhei@ruby-lang.org>
+
+	* vm_core.h (enum): avoid syntax error.
+
+	* method.h: ditto.
+
+	* internal.h: ditto.
+
 Tue Oct 22 19:53:16 2013  Koichi Sasada  <ko1@atdot.net>
 
 	* gc.c (Init_heap): move logics from heap_pages_init() and remove
diff --git a/internal.h b/internal.h
index c9ac343850..77e2bd090b 100644
--- a/internal.h
+++ b/internal.h
@@ -430,7 +430,7 @@ void *ruby_mimmalloc(size_t size);
 void rb_objspace_set_event_hook(const rb_event_flag_t event);
 void rb_gc_writebarrier_remember_promoted(VALUE obj);
 
-void *ruby_sized_xrealloc(void *ptr, size_t new_size, size_t old_size) RUBY_ATTR_ALLOC_SIZE((2));;
+void *ruby_sized_xrealloc(void *ptr, size_t new_size, size_t old_size) RUBY_ATTR_ALLOC_SIZE((2));
 void ruby_sized_xfree(void *x, size_t size);
 #define SIZED_REALLOC_N(var,type,n,old_n) ((var)=(type*)ruby_sized_xrealloc((char*)(var), (n) * sizeof(type), (old_n) * sizeof(type)))
 
diff --git a/method.h b/method.h
index c89df88bd2..9604722500 100644
--- a/method.h
+++ b/method.h
@@ -14,7 +14,7 @@
 #include "internal.h"
 
 #ifndef END_OF_ENUMERATION
-# ifdef __GNUC__
+# if defined(__GNUC__) &&! defined(__STRICT_ANSI__)
 #   define END_OF_ENUMERATION(key)
 # else
 #   define END_OF_ENUMERATION(key) END_OF_##key##_PLACEHOLDER = 0
diff --git a/vm_core.h b/vm_core.h
index 1af68a219f..e79fd7ccaf 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -642,7 +642,7 @@ typedef enum {
     VM_DEFINECLASS_TYPE_SINGLETON_CLASS = 0x01,
     VM_DEFINECLASS_TYPE_MODULE          = 0x02,
     /* 0x03..0x06 is reserved */
-    VM_DEFINECLASS_TYPE_MASK            = 0x07,
+    VM_DEFINECLASS_TYPE_MASK            = 0x07
 } rb_vm_defineclass_type_t;
 
 #define VM_DEFINECLASS_TYPE(x) ((rb_vm_defineclass_type_t)(x) & VM_DEFINECLASS_TYPE_MASK)