diff --git a/ppl.hh b/ppl.hh
index 77f0fd0..12213d7 100644
--- a/ppl.hh
+++ b/ppl.hh
@@ -25,8 +25,12 @@ site: http://www.cs.unipr.it/ppl/ . */
 #include "ppl-x86_64.hh"
 #elif defined(__i386__)
 #include "ppl-i386.hh"
-#elif defined(__powerpc64__)
+#elif defined(__powerpc64__) 
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
 #include "ppl-ppc64.hh"
+#else
+#include "ppl-ppc64le.hh"
+#endif
 #elif defined(__powerpc__)
 #include "ppl-ppc.hh"
 #elif defined(__ia64__)
diff --git a/ppl.spec b/ppl.spec
index c824835..bb656fc 100644
--- a/ppl.spec
+++ b/ppl.spec
@@ -1,6 +1,6 @@
 Name:			ppl
 Version:		1.1
-Release:		2%{?dist}
+Release:		3%{?dist}
 Summary:		The Parma Polyhedra Library: a library of numerical abstractions
 Group:			Development/Libraries
 License:		GPLv3+
@@ -302,6 +302,9 @@ mv \
 %postun -p /sbin/ldconfig
 
 %changelog
+* Mon Jun 02 2014 Brent Baude <baude@us.ibm.com> - 1.1-3
+- Fixing include detection for ppc64 and ppc64le
+
 * Thu May 22 2014 Brent Baude <baude@us.ibm.com> - 1.1-2
 - Replace ppc64 arch with power64 macro
 
diff --git a/ppl_c.h b/ppl_c.h
index cdb7b5d..45f70de 100644
--- a/ppl_c.h
+++ b/ppl_c.h
@@ -25,8 +25,12 @@ site: http://www.cs.unipr.it/ppl/ . */
 #include "ppl_c-x86_64.h"
 #elif defined(__i386__)
 #include "ppl_c-i386.h"
-#elif defined(__powerpc64__)
+#elif defined(__powerpc64__) 
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
 #include "ppl_c-ppc64.h"
+#else
+#include "ppl_c-ppc64le.h"
+#endif
 #elif defined(__powerpc__)
 #include "ppl_c-ppc.h"
 #elif defined(__ia64__)
diff --git a/pwl.hh b/pwl.hh
index 3313c8e..472d263 100644
--- a/pwl.hh
+++ b/pwl.hh
@@ -26,7 +26,11 @@ site: http://www.cs.unipr.it/Software/ . */
 #elif defined(__i386__)
 #include "pwl-i386.hh"
 #elif defined(__powerpc64__)
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
 #include "pwl-ppc64.hh"
+#else
+#include "pwl-ppc64le.hh"
+#endif
 #elif defined(__powerpc__)
 #include "pwl-ppc.hh"
 #elif defined(__ia64__)