diff --git a/ChangeLog b/ChangeLog
index 24b19ed984..2fe565b730 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+Fri Apr 24 04:49:05 2015  NARUSE, Yui  <naruse@ruby-lang.org>
+
+	* win32/Makefile.sub: MSVC14 have struct timespec.
+
+	* win32/rtname.cmd: support vcruntime140.dll.
+
+	* time.c (localtime_with_gmtoff_zone): MSVC14 doesn't have tzname and
+	  daylight but have _tzname and _daylight.
+
 Thu Apr 23 11:35:55 2015  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* vm_eval.c (rb_obj_instance_eval, rb_obj_instance_exec): allow
diff --git a/time.c b/time.c
index 4af193d19a..382dc3f108 100644
--- a/time.c
+++ b/time.c
@@ -1639,6 +1639,10 @@ localtime_with_gmtoff_zone(const time_t *t, struct tm *result, long *gmtoff, con
             else
                 *zone = zone_str("(NO-TIMEZONE-ABBREVIATION)");
 #elif defined(HAVE_TZNAME) && defined(HAVE_DAYLIGHT)
+# if RUBY_MSVCRT_VERSION >= 140
+#  define tzname _tzname
+#  define daylight _daylight
+# endif
             /* this needs tzset or localtime, instead of localtime_r */
             *zone = zone_str(tzname[daylight && tm.tm_isdst]);
 #else
diff --git a/win32/Makefile.sub b/win32/Makefile.sub
index b8bd25bd31..e2d9d6159f 100644
--- a/win32/Makefile.sub
+++ b/win32/Makefile.sub
@@ -613,6 +613,9 @@ $(CONFIG_H): $(MKFILES) $(srcdir)/win32/Makefile.sub $(win_srcdir)/Makefile.sub
 #define HAVE_STRUCT_STAT_ST_RDEV 1
 #define HAVE_ST_RDEV 1
 #define HAVE_STRUCT_TIMEVAL 1
+!if $(MSC_VER) >= 1900
+#define HAVE_STRUCT_TIMESPEC
+!endif
 !if $(MSC_VER) >= 1600
 #define HAVE_STDINT_H 1
 !else
diff --git a/win32/rtname.cmd b/win32/rtname.cmd
index 1f410a02db..f7a52b8a9d 100644
--- a/win32/rtname.cmd
+++ b/win32/rtname.cmd
@@ -3,10 +3,14 @@ set rt=
 set rtver=
 set osver=
 for /f "usebackq" %%I in (`dumpbin -dependents %1 ^| findstr -r -i "\<msvcr.*\.dll$"`) do set rt=%%~nI
-if "%rt%" == "" (
-    (echo %0: %1 is not linked to msvcrt) 1>&2
-    exit 1
-)
+if "%rt%" NEQ "" goto :msvcr
+for /f "usebackq" %%I in (`dumpbin -dependents %1 ^| findstr -r -i "\<vcruntime.*\.dll$"`) do set rt=%%~nI
+if "%rt%" NEQ "" goto :vcruntime
+
+(echo %0: %1 is not linked to msvcrt nor vcruntime) 1>&2
+exit 1
+
+:msvcr
 for %%i in (a b c d e f g h i j k l m n o p q r s t u v w x y z) do @call set rt=%%rt:%%i=%%i%%
 if "%rt%" == "msvcrt" (
     call set rtver=60
@@ -15,4 +19,13 @@ if "%rt%" == "msvcrt" (
     call set rt=msvcr%%rtver%%
     call set osver=_%%rtver%%
 )
+goto :exit
+
+:vcruntime
+for %%i in (a b c d e f g h i j k l m n o p q r s t u v w x y z) do @call set rt=%%rt:%%i=%%i%%
+call set rtver=%%rt:vcruntime=%%
+call set rt=vcruntime%%rtver%%
+call set osver=_%%rtver%%
+
+:exit
 for %%I in ("PLATFORM = $(TARGET_OS)%osver%" "RT = %rt%" "RT_VER = %rtver%") do @echo %%~I