diff --git a/passes/pmgen/Makefile.inc b/passes/pmgen/Makefile.inc
index c6bbc386a..a7ef64282 100644
--- a/passes/pmgen/Makefile.inc
+++ b/passes/pmgen/Makefile.inc
@@ -4,24 +4,31 @@
 # --------------------------------------
 
 OBJS += passes/pmgen/test_pmgen.o
+GENFILES += passes/pmgen/test_pmgen_pm.h
 passes/pmgen/test_pmgen.o: passes/pmgen/test_pmgen_pm.h passes/pmgen/ice40_dsp_pm.h passes/pmgen/peepopt_pm.h passes/pmgen/xilinx_srl_pm.h
 $(eval $(call add_extra_objs,passes/pmgen/test_pmgen_pm.h))
 
 # --------------------------------------
 
 OBJS += passes/pmgen/ice40_dsp.o
+GENFILES += passes/pmgen/ice40_dsp_pm.h
 passes/pmgen/ice40_dsp.o: passes/pmgen/ice40_dsp_pm.h
 $(eval $(call add_extra_objs,passes/pmgen/ice40_dsp_pm.h))
 
 # --------------------------------------
 
 OBJS += passes/pmgen/ice40_wrapcarry.o
+GENFILES += passes/pmgen/ice40_wrapcarry_pm.h
 passes/pmgen/ice40_wrapcarry.o: passes/pmgen/ice40_wrapcarry_pm.h
 $(eval $(call add_extra_objs,passes/pmgen/ice40_wrapcarry_pm.h))
 
 # --------------------------------------
 
 OBJS += passes/pmgen/xilinx_dsp.o
+GENFILES += passes/pmgen/xilinx_dsp_pm.h
+GENFILES += passes/pmgen/xilinx_dsp48a_pm.h
+GENFILES += passes/pmgen/xilinx_dsp_CREG_pm.h
+GENFILES += passes/pmgen/xilinx_dsp_cascade_pm.h
 passes/pmgen/xilinx_dsp.o: passes/pmgen/xilinx_dsp_pm.h passes/pmgen/xilinx_dsp48a_pm.h passes/pmgen/xilinx_dsp_CREG_pm.h passes/pmgen/xilinx_dsp_cascade_pm.h
 $(eval $(call add_extra_objs,passes/pmgen/xilinx_dsp_pm.h))
 $(eval $(call add_extra_objs,passes/pmgen/xilinx_dsp48a_pm.h))
@@ -31,6 +38,7 @@ $(eval $(call add_extra_objs,passes/pmgen/xilinx_dsp_cascade_pm.h))
 # --------------------------------------
 
 OBJS += passes/pmgen/peepopt.o
+GENFILES += passes/pmgen/peepopt_pm.h
 passes/pmgen/peepopt.o: passes/pmgen/peepopt_pm.h
 $(eval $(call add_extra_objs,passes/pmgen/peepopt_pm.h))
 
@@ -43,5 +51,6 @@ passes/pmgen/peepopt_pm.h: passes/pmgen/pmgen.py $(PEEPOPT_PATTERN)
 # --------------------------------------
 
 OBJS += passes/pmgen/xilinx_srl.o
+GENFILES += passes/pmgen/xilinx_srl_pm.h
 passes/pmgen/xilinx_srl.o: passes/pmgen/xilinx_srl_pm.h
 $(eval $(call add_extra_objs,passes/pmgen/xilinx_srl_pm.h))