diff --git a/litex/build/lattice/icestorm.py b/litex/build/lattice/icestorm.py
index 6e19a6ed1..985101026 100644
--- a/litex/build/lattice/icestorm.py
+++ b/litex/build/lattice/icestorm.py
@@ -108,7 +108,7 @@ class LatticeIceStormToolchain:
 
     # platform.device should be of the form "ice40-{lp384, hx1k, etc}-{tq144, etc}"
     def build(self, platform, fragment, build_dir="build", build_name="top",
-              run=True):
+              toolchain_path=None, run=True):
         os.makedirs(build_dir, exist_ok=True)
         cwd = os.getcwd()
         os.chdir(build_dir)