diff --git a/pjproject-ppc64.patch b/pjproject-ppc64.patch
new file mode 100644
index 0000000..50fe50c
--- /dev/null
+++ b/pjproject-ppc64.patch
@@ -0,0 +1,19 @@
+--- pjproject-2.4/pjlib/include/pj/config.h.orig	2015-05-05 11:41:56.300102158 +0100
++++ pjproject-2.4/pjlib/include/pj/config.h	2015-05-05 11:44:45.400282720 +0100
+@@ -287,7 +287,15 @@
+ #   define PJ_M_NAME		"powerpc"
+ #   define PJ_HAS_PENTIUM	0
+ #   if !PJ_IS_LITTLE_ENDIAN && !PJ_IS_BIG_ENDIAN
+-#   	error Endianness must be declared for this processor
++#      if (defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
++#         define PJ_IS_LITTLE_ENDIAN	1
++#         define PJ_IS_BIG_ENDIAN	0
++#      elif (defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
++#         define PJ_IS_LITTLE_ENDIAN	0
++#         define PJ_IS_BIG_ENDIAN	1
++#      else
++#         error Endianness must be declared for this processor
++#      endif
+ #   endif
+ 
+ #elif defined (PJ_M_NIOS2) || defined(__nios2) || defined(__nios2__) || \
diff --git a/pjproject.spec b/pjproject.spec
index e45b01a..894ecef 100644
--- a/pjproject.spec
+++ b/pjproject.spec
@@ -19,6 +19,8 @@ Patch2: pjproject_fixup_pc_file.patch
 Patch3: pjproject-armv7.patch
 # Add aarch64
 Patch4: pjproject-aarch64.patch
+# Fix ppc64 endiannes
+Patch5: pjproject-ppc64.patch
 
 BuildRequires: alsa-lib-devel
 BuildRequires: gsm-devel
@@ -66,6 +68,7 @@ Header information for:
 %patch2 -p1 -b .pkg
 %patch3 -p1 -b .arm
 %patch4 -p1 -b .aarch64
+%patch5 -p1 -b .ppc64
 
 # make sure we don't bundle these third-party libraries
 # (They're excluded through ./configure, but this is an