diff --git a/iob_soc_opencryptolinux.py b/iob_soc_opencryptolinux.py
index dbf6e8cc..9a9cd18b 100755
--- a/iob_soc_opencryptolinux.py
+++ b/iob_soc_opencryptolinux.py
@@ -200,6 +200,7 @@ def _post_setup(cls):
             # Set custom ethernet CONSOLE_CMD
             contents.append(
                 f"""
+GRAB_TIMEOUT = 600
 ### Launch minicom if running Linux
 # pass CI variable over ssh commands
 UFLAGS+=CI=$(CI)
diff --git a/submodules/OS b/submodules/OS
index a0dd91ee..ac09d7a9 160000
--- a/submodules/OS
+++ b/submodules/OS
@@ -1 +1 @@
-Subproject commit a0dd91ee02a1225de3ffc99ac4b9749ced230df8
+Subproject commit ac09d7a9d8eb4c54802f6ac39745b5969a072510