diff --git a/.gitattributes b/.gitattributes
index 67394e7f52..5a736d041c 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -5,3 +5,4 @@ Makefile text whitespace=indent-with-non-tab
 *.png binary
 *.jpg binary
 *.jar binary
+dev/sample_data/ch.*.json whitespace=-blank-at-eof
diff --git a/Makefile b/Makefile
index f4c088c1b8..cd1a107d28 100644
--- a/Makefile
+++ b/Makefile
@@ -173,7 +173,7 @@ update_fed_data_urls: \
 
 # hard apply the newly generated data to the project. Changes must then be committed
 .PHONY: update_fed_data
-update_fed_data_urls: prepare_fed_data
+update_fed_data: prepare_fed_data
 	cp $(FED_JSONS) $(PG_DEV_DATA_DIR)
 
 # do everything automatically: find the new URLs, generate json data, copy json to project