diff --git a/lua/config/mappings.lua b/lua/config/mappings.lua
index 98a10c9..d39aee6 100644
--- a/lua/config/mappings.lua
+++ b/lua/config/mappings.lua
@@ -94,6 +94,9 @@ if os.getenv 'SSH_TTY' then
 	MapDHM()
 else
 	local handle = io.popen 'lsusb | grep -c Sofle'
+	if handle == nil then
+		return
+	end
 	local automap = handle:read '*n'
 	handle:close()
 	if automap == 1 then