diff --git a/client/Makefile b/client/Makefile
index 32110ec9..ec61f272 100644
--- a/client/Makefile
+++ b/client/Makefile
@@ -1,7 +1,8 @@
 include ../common.mk
 
-TEST_CSVS := $(if $(ANNOTATIONS),$(ANNOTATIONS),../backend/test/fixtures/{pbmc3k-annotations.csv,pbmc3k-genesets.csv})
-ANNOTATIONS_FILENAME := $(shell basename $(ANNOTATIONS))
+ANNOTATIONS := $(if $(ANNOTATIONS),$(ANNOTATIONS),../backend/test/fixtures/pbmc3k-annotations.csv)
+GENE_SETS := $(if $(ANNOTATIONS),$(ANNOTATIONS),../backend/test/fixtures/pbmc3k-genesets.csv) 
+ANNOTATIONS_FILENAME := $(shell basename $(TEST_CSVS))
 
 CXG_CONFIG := $(if $(CXG_CONFIG), $(CXG_CONFIG), ./__tests__/e2e/test_config.yaml)
 
@@ -41,7 +42,8 @@ smoke-test:
 .PHONY: smoke-test-annotations
 smoke-test-annotations:
 	$(eval TMP_DIR := $(shell  mktemp -d /tmp/cellxgene_XXXXXX))
-	cp $(TEST_CSVS) $(TMP_DIR)/ && \
+	cp $(ANNOTATIONS) $(TMP_DIR)/ && \
+	cp $(GENE_SETS) $(TMP_DIR)/ && \
 	start_server_and_test \
 		'CXG_OPTIONS="--annotations-file $(TMP_DIR)/$(ANNOTATIONS_FILENAME)" $(MAKE) start-server' \
 		$(CXG_SERVER_PORT) \