diff --git a/targets/stm32l432/Makefile b/targets/stm32l432/Makefile
index 8c595609..a5670a20 100644
--- a/targets/stm32l432/Makefile
+++ b/targets/stm32l432/Makefile
@@ -36,7 +36,7 @@ all:
 	$(MAKE) -f $(APPMAKE) -j8 solo.hex PREFIX=$(PREFIX) DEBUG=$(DEBUG) EXTRA_DEFINES='-DFLASH_ROP=1'
 
 all-hacker:
-	$(MAKE) -f $(APPMAKE)  solo.hex PREFIX=$(PREFIX) DEBUG=$(DEBUG) EXTRA_DEFINES='-DSOLO_HACKER -DFLASH_ROP=0'
+	$(MAKE) -f $(APPMAKE) -j8 solo.hex PREFIX=$(PREFIX) DEBUG=$(DEBUG) EXTRA_DEFINES='-DSOLO_HACKER -DFLASH_ROP=0'
 
 all-locked:
 	$(MAKE) -f $(APPMAKE) -j8 solo.hex PREFIX=$(PREFIX) EXTRA_DEFINES='-DFLASH_ROP=2'