diff --git a/Viewer/Makefile b/Viewer/Makefile
index a2d34249..3520a2bc 100755
--- a/Viewer/Makefile
+++ b/Viewer/Makefile
@@ -79,11 +79,17 @@
 ##	# check if all dependencies are available...
 ##	make check
 ##
+##	# make development environment...
+##	make dev
+##
 ## 	# full build...
 ## 	make clean dist
 ##
-## 	# build for darwin... (XXX needs testing)
-## 	export TARGET_OS=darwin && make clean dist
+##	# build in repack mode...
+##	BUILD_MODE=repack make dist
+##
+## 	# build for darwin... (EXPERIMENTAL)
+## 	TARGET_OS=darwin make clean dist
 ##
 #
 #
diff --git a/Viewer/doc/MAKE b/Viewer/doc/MAKE
index 9f331c6c..9b6e5386 100644
--- a/Viewer/doc/MAKE
+++ b/Viewer/doc/MAKE
@@ -40,11 +40,17 @@ Examples:
 	# check if all dependencies are available...
 	make check
 
+	# make development environment...
+	make dev
+
 	# full build...
 	make clean dist
 
-	# build for darwin... (XXX needs testing)
-	export TARGET_OS=darwin && make clean dist
+	# build in repack mode...
+	BUILD_MODE=repack make dist
+
+	# build for darwin... (EXPERIMENTAL)
+	TARGET_OS=darwin make clean dist
 
 
 Dependency checking: