diff --git a/ChangeLog b/ChangeLog
index e357774a6..15157f87d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2013-06-18 Paulo Andrade <pcpa@gnu.org>
+
+	* include/lightning.h: Minor extra preprocessor testing
+	to "detect" byte order on x86 solaris, that now builds
+	and pass all test cases.
+
 2013-06-18 Paulo Andrade <pcpa@gnu.org>
 
 	* lib/jit_sparc-cpu.c: Correct compiler warning of value
diff --git a/include/lightning.h b/include/lightning.h
index 626f9f6ec..e097a4e2b 100644
--- a/include/lightning.h
+++ b/include/lightning.h
@@ -71,6 +71,8 @@
 #    define __BYTE_ORDER	__BIG_ENDIAN
 #  elif defined(__BIG_ENDIAN__	)		/* ia64 hp-ux */
 #    define __BYTE_ORDER	__BIG_ENDIAN
+#  elif defined(__i386__)
+#    define __BYTE_ORDER	__LITTLE_ENDIAN	/* x86 solaris */
 #  else
 #    error cannot figure __BYTE_ORDER
 #  endif