diff --git a/README.md b/README.md
index dbda9b2d2e..7a28536eb4 100644
--- a/README.md
+++ b/README.md
@@ -117,9 +117,10 @@ Building from Source
 0. Do the prerequisite stuff in the [build doc](doc/build.md).
 1. `git clone https://github.com/kaimi/tmk_keyboard`.
 2. `cd tmk_keyboard/keyboard/ergodox`.
-3. `make neo`.
+3. `make clean`, just to be sure.
+3. `KEYMAP=neo make -f Makefile.pjrc`.
 4. Either flash manually using teensy loader or (with `teensy_loader_cli` in 
-   your PATH) run `make teensy`.
+   your PATH) run `KEYMAP=neo make -f Makefile.pjrc teensy`.
 
 Problems
 --------
diff --git a/keyboard/ergodox/Makefile.pjrc b/keyboard/ergodox/Makefile.pjrc
index 2b191f5f30..f6db4ea473 100644
--- a/keyboard/ergodox/Makefile.pjrc
+++ b/keyboard/ergodox/Makefile.pjrc
@@ -106,21 +106,3 @@ include $(TMK_DIR)/protocol.mk
 include $(TMK_DIR)/protocol/pjrc.mk
 include $(TMK_DIR)/common.mk
 include $(TMK_DIR)/rules.mk
-
-dvorak: OPT_DEFS += -DKEYMAP_DVORAK
-dvorak: all
-
-colemak: OPT_DEFS += -DKEYMAP_COLEMAK
-colemak: all
-
-neo: OPT_DEFS += -DKEYMAP_NEO
-neo: all
-
-workman: OPT_DEFS += -DKEYMAP_WORKMAN
-workman: all
-
-micro: OPT_DEFS += -DKEYMAP_MICRO
-micro: all
-
-cub: OPT_DEFS += -DKEYMAP_CUB
-cub: all