diff --git a/Makefile b/Makefile
index fbbfd2c..b0e2490 100644
--- a/Makefile
+++ b/Makefile
@@ -40,14 +40,12 @@ SCRIPT_FILES+=git-flow-release
 SCRIPT_FILES+=git-flow-support
 SCRIPT_FILES+=git-flow-version
 SCRIPT_FILES+=gitflow-common
-SCRIPT_FILES+=gitflow-shFlags
 
 all:
 	@echo "usage: make install"
 	@echo "       make uninstall"
 
 install:
-	@test -f gitflow-shFlags || (echo "Run 'git submodule init && git submodule update' first." ; exit 1 )
 	install -d -m 0755 $(prefix)/bin
 	install -m 0755 $(EXEC_FILES) $(prefix)/bin
 	install -m 0644 $(SCRIPT_FILES) $(prefix)/bin
diff --git a/git-flow b/git-flow
index 93e9f0f..7b643d3 100755
--- a/git-flow
+++ b/git-flow
@@ -78,7 +78,7 @@ main() {
 	export POSIXLY_CORRECT=1
 
 	# use the shFlags project to parse the command line arguments
-	. "$GITFLOW_DIR/gitflow-shFlags"
+	. /usr/share/misc/shflags
 	FLAGS_PARENT="git flow"
 	FLAGS "$@" || exit $?
 	eval set -- "${FLAGS_ARGV}"