diff --git a/sw/simulator/Makefile b/sw/simulator/Makefile
index aab79b72f9..774f2b0710 100644
--- a/sw/simulator/Makefile
+++ b/sw/simulator/Makefile
@@ -41,7 +41,7 @@ VARINCLUDE=$(PAPARAZZI_HOME)/var/include
 ACINCLUDE = $(PAPARAZZI_HOME)/var/$(AIRCRAFT)
 LAUNCHSITL = launchsitl
 
-all : gaia sitl.cma $(LAUNCHSITL)
+all : gaia sitl.cma $(LAUNCHSITL) simhitl
 	@chmod a+x $(LAUNCHSITL)
 
 simhitl : fg.o $(SIMHCMO) simhitl.cmo