diff --git a/litex_setup.py b/litex_setup.py
index 3b84e2ae0..4c2167f80 100755
--- a/litex_setup.py
+++ b/litex_setup.py
@@ -136,7 +136,7 @@ if "init" in sys.argv[1:]:
             subprocess.check_call("git clone " + full_url + " " + opts, shell=True)
             if sha1 is not None:
                 os.chdir(os.path.join(current_path, name))
-                os.system("git checkout {:040x}".format(sha1))
+                os.system("git checkout {:07x}".format(sha1))
 
 # Repositories update
 if "update" in sys.argv[1:]:
@@ -155,7 +155,7 @@ if "update" in sys.argv[1:]:
             subprocess.check_call("git submodule update --init --recursive", shell=True)
         if sha1 is not None:
             os.chdir(os.path.join(current_path, name))
-            os.system("git checkout {:040x}".format(sha1))
+            os.system("git checkout {:07x}".format(sha1))
 
 # Repositories installation
 if "install" in sys.argv[1:]: