diff --git a/technic/machines/HV/quarry.lua b/technic/machines/HV/quarry.lua
index fc80dd4..6a32765 100644
--- a/technic/machines/HV/quarry.lua
+++ b/technic/machines/HV/quarry.lua
@@ -184,7 +184,7 @@ local function quarry_run(pos, node)
 		while nd < diameter*diameter * (quarry_dig_above_nodes+1+quarry_max_depth) do
 
 			local us_used = minetest.get_us_time() - t0
-			if us_used > 30000 then
+			if us_used > 10000 then
 				-- abort if this quarry takes too much time
 				break
 			end