diff --git a/run.py b/run.py
new file mode 100644
index 0000000..7a98338
--- /dev/null
+++ b/run.py
@@ -0,0 +1,20 @@
+from pathlib import Path
+from vunit import VUnit
+from glob import glob
+
+prj = VUnit.from_argv()
+root = Path(__file__).parent
+
+lib = prj.add_library("lib")
+lib.add_source_files(root / "litedram/extras/*.vhdl")
+lib.add_source_files(root / "litedram/generated/sim/*.vhdl")
+
+# Use multiply.vhd and not xilinx-mult.vhd
+vhdl_files_in_root = glob(str(root / "*.vhdl"))
+vhdl_files_to_use = [src_file for src_file in vhdl_files_in_root if "xilinx-mult" not in src_file]
+lib.add_source_files(vhdl_to_use)
+
+unisim = prj.add_library("unisim")
+unisim.add_source_files(root / "sim-unisim/*.vhdl")
+
+prj.main()