diff --git a/octave/liboctave/util/lo-regexp.cc b/octave/liboctave/util/lo-regexp.cc

index e2613e7..83d5f8d 100644

--- a/octave/liboctave/util/lo-regexp.cc

+++ b/octave/liboctave/util/lo-regexp.cc

@@ -31,10 +31,10 @@ along with Octave; see the file COPYING.  If not, see

 #include <string>

 #include <vector>

-#if defined (HAVE_PCRE_H)

-#  include <pcre.h>

-#elif defined (HAVE_PCRE_PCRE_H)

+#if defined (HAVE_PCRE_PCRE_H)

 #  include <pcre/pcre.h>

+#elif defined (HAVE_PCRE_H)

+#  include <pcre.h>

 #endif

 #include "Matrix.h"