diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b020ae0b40..ce9acb8eef 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2006-06-24  Eli Zaretskii  <eliz@gnu.org>
+
+	* defs.h (DIRNAME_SEPARATOR) [!__CYGWIN__ && _WIN32]: Define to `;'.
+
 2006-06-23  Daniel Jacobowitz  <dan@codesourcery.com>
 
 	* arm-tdep.c (arm_register_type): Use unsigned types for registers.
diff --git a/gdb/defs.h b/gdb/defs.h
index 1512a6a7bf..d472f8de5a 100644
--- a/gdb/defs.h
+++ b/gdb/defs.h
@@ -1163,6 +1163,10 @@ extern int use_windows;
 # define DIRNAME_SEPARATOR ';'
 #endif
 
+#if !defined (__CYGWIN__) && defined (_WIN32)
+# define DIRNAME_SEPARATOR ';'
+#endif
+
 #ifndef DIRNAME_SEPARATOR
 #define DIRNAME_SEPARATOR ':'
 #endif