diff --git a/cde/config/cf/DtInfo.tmpl b/cde/config/cf/DtInfo.tmpl
index b15e09ae6..3a5eb0568 100644
--- a/cde/config/cf/DtInfo.tmpl
+++ b/cde/config/cf/DtInfo.tmpl
@@ -412,7 +412,7 @@ TEMPLATE_OBJS=TemplateDB//**/*.o
 
 #define TemplateObjs $(TEMPLATE_OBJS)
 
-#if defined(i386Architecture) || defined(AMD64Architecture) || defined(AlphaArchitecture) || defined(ARMArchitecture)
+#if defined(i386Architecture) || defined(AMD64Architecture) || defined(AlphaArchitecture) || defined(ARMArchitecture) || defined(AArch64Architecture)
 # define ByteOrderDefines LittleEndianDefines
 #elif defined(HAL32V7Architecture) || defined(SunArchitecture) || defined(AIXArchitecture) || defined(HPArchitecture)
 # define ByteOrderDefines BigEndianDefines