diff --git a/minitests/litex/src.vivado/Makefile b/minitests/litex/src.vivado/Makefile
index 442afb8b..e7a70341 100644
--- a/minitests/litex/src.vivado/Makefile
+++ b/minitests/litex/src.vivado/Makefile
@@ -1,5 +1,6 @@
 PART = xc7a35tcsg324-1
 BIT2FASM_ARGS = --part "$(XRAY_DIR)/database/artix7/$(PART)" --verbose
+SOURCES = mem.init mem_1.init top.v VexRiscv_Linux.v
 
 all: top.fasm top.bits segprint.log
 
@@ -13,7 +14,7 @@ clean:
 
 .PHONY: all clean
 
-top.bit: $(VIVADO)
+top.bit: $(VIVADO) $(SOURCES) top.xdc top.tcl
 	mkdir -p build
 	cd build && $(XRAY_VIVADO) -mode batch -source ../top.tcl -nojournal -tempDir build -log vivado.log -verbose
 	cp build/*.bit ./
diff --git a/minitests/litex/src.yosys/Makefile b/minitests/litex/src.yosys/Makefile
index 11e6b4c6..334c21d9 100644
--- a/minitests/litex/src.yosys/Makefile
+++ b/minitests/litex/src.yosys/Makefile
@@ -1,6 +1,7 @@
 YOSYS = $(XRAY_DIR)/third_party/yosys/yosys
 PART = xc7a35tcsg324-1
 BIT2FASM_ARGS = --part "$(XRAY_DIR)/database/artix7/$(PART)" --verbose
+SOURCES = mem.init mem_1.init top.v VexRiscv_Linux.v
 
 all: top.fasm top.bits segprint.log
 
@@ -18,10 +19,10 @@ clean:
 $(YOSYS):
 	cd $(XRAY_DIR)/third_party/yosys && make config-gcc && make -j$(shell nproc)
 
-top.edif: $(YOSYS)
+top.edif: $(YOSYS) synth.ys $(SOURCES)
 	$(YOSYS) -s synth.ys -l yosys.log
 
-top.bit: $(VIVADO) top.edif
+top.bit: $(VIVADO) top.edif top.xdc top.tcl
 	mkdir -p build
 	cd build && $(XRAY_VIVADO) -mode batch -source ../top.tcl -nojournal -tempDir build -log vivado.log -verbose
 	cp build/*.bit ./