Test checksyle for IP mcast tests

Change-Id: I20b61b7e63f74b4656d84717633e06646514c5eb
Signed-off-by: Neale Ranns <nranns@cisco.com>
diff --git a/test/Makefile b/test/Makefile
index ef19495..45a0218 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -81,7 +81,7 @@
 .PHONY: checkstyle
 checkstyle: verify-python-path
 	@virtualenv $(PYTHON_VENV_PATH) -p python2.7
-	@bash -c "source $(PYTHON_VENV_PATH)/bin/activate && pip install $(PYTHON_DEPENDS) pep8"
+	@bash -c "source $(PYTHON_VENV_PATH)/bin/activate && pip install pep8"
 	@bash -c "source $(PYTHON_VENV_PATH)/bin/activate &&\
 		pep8 --show-source -v $(WS_ROOT)/test/*.py ||\
 		(echo \"*******************************************************************\" &&\