diff --git a/targets/stm32l432/Makefile b/targets/stm32l432/Makefile
index 8634507..d769a30 100644
--- a/targets/stm32l432/Makefile
+++ b/targets/stm32l432/Makefile
@@ -9,6 +9,25 @@ merge_hex=../../tools/solotool.py mergehex
 
 .PHONY: all all-hacker all-locked debugboot-app debugboot-boot boot-sig-checking boot-no-sig build-release-locked build-release build-release build-hacker build-debugboot clean clean2 flash flash_dfu flashboot detach cbor test
 
+
+# The following are the main targets for reproducible builds.
+# TODO: better explanation
+firmware-hacker:
+	$(MAKE) -f $(APPMAKE) -j8 solo.hex PREFIX=$(PREFIX) DEBUG=$(DEBUG) EXTRA_DEFINES='-DSOLO_HACKER -DFLASH_ROP=1'
+
+firmware-secure:
+	$(MAKE) -f $(APPMAKE) -j8 solo.hex PREFIX=$(PREFIX) DEBUG=$(DEBUG) EXTRA_DEFINES='-DUSE_SOLOKEYS_CERT -DFLASH_ROP=2'
+
+bootloader-nonverifying:
+	$(MAKE) -f $(BOOTMAKE) -j8 bootloader.hex PREFIX=$(PREFIX) EXTRA_DEFINES='-DSOLO_HACKER' DEBUG=0
+
+bootloader-verifying:
+	$(MAKE) -f $(BOOTMAKE) -j8 bootloader.hex PREFIX=$(PREFIX) DEBUG=0
+
+full-clean: clean2
+
+
+# The older targets, may be re-organised
 all:
 	$(MAKE) -f $(APPMAKE) -j8 solo.hex PREFIX=$(PREFIX) DEBUG=$(DEBUG) EXTRA_DEFINES='-DFLASH_ROP=1'