diff --git a/ChangeLog b/ChangeLog
index e36894e267..81b2bd0345 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,20 +1,16 @@
-Sat Sep  6 00:21:59 2003  Nobuyoshi Nakada  <nobu.nokada@softhome.net>
+Sat Sep  6 00:36:20 2003  Nobuyoshi Nakada  <nobu.nokada@softhome.net>
 
 	* Makefile.in (test): phony target.
 
+	* lib/mkmf.rb (have_library, find_library): configure by library
+	  name.
+
 	* lib/optparse.rb (OptionParser#order, #permute, #parse): allow an
 	  array as argument.
 
 	* test/ruby/test_*.rb: moved invariants to left side in
 	  assert_equal, and use assert_nil, assert_raises and so on.
 
-Sat Sep  6 00:00:20 2003  Nobuyoshi Nakada  <nobu@ruby-lang.org>
-
-	* lib/mkmf.rb (have_library, find_library): configure by library
-	  name.
-
-Sat Sep  6 00:00:20 2003  Nobuyoshi Nakada  <nobu@ruby-lang.org>
-
 	* win32/win32.c (isInternalCmd): distinguish command.com and
 	  cmd.exe.
 
diff --git a/win32/win32.c b/win32/win32.c
index 41a2d6aaa2..b7827218ad 100644
--- a/win32/win32.c
+++ b/win32/win32.c
@@ -552,7 +552,7 @@ isInternalCmd(const char *cmd, const char *interp)
     char cmdname[9], *b = cmdname, c, **nm;
 
     i = strlen(interp) - 11;
-    if ((i == 0 || i > 0 && isdirsep(interp[i])) &&
+    if ((i == 0 || i > 0 && isdirsep(interp[i-1])) &&
 	strcasecmp(interp+i, "command.com") == 0) {
 	nt = 0;
     }