diff --git a/src/server/poolserver/Main.cpp b/src/server/poolserver/Main.cpp
index 79ced82..197d310 100644
--- a/src/server/poolserver/Main.cpp
+++ b/src/server/poolserver/Main.cpp
@@ -48,7 +48,7 @@ bool InitConfig(int argc, char *argv[])
         ("StratumPort,sp", boost::program_options::value<uint16_t>()->default_value(3333), "Stratum server port")
         ("StratumBlockCheckTime", boost::program_options::value<uint32>()->default_value(2000), "Time between block checks in ms")
         ("RetargetInterval", boost::program_options::value<uint32>()->default_value(20), "Time between difficulty checks in seconds")
-        ("RetargetSharesThreashold", boost::program_options::value<uint32>()->default_value(20), "Number of shares in retarget interval to trigger a difficulty check")
+        ("RetargetSharesThreshold", boost::program_options::value<uint32>()->default_value(20), "Number of shares in retarget interval to trigger a difficulty check")
         ("RetargetTimeBuffer", boost::program_options::value<uint32>()->default_value(60*5), "Buffer of shares to keep (in seconds)")
         ("RetargetTimePerShare", boost::program_options::value<double>()->default_value(4), "Target in seconds between shares")
         ("RetargetVariance", boost::program_options::value<uint32>()->default_value(40), "Maximum allowed variance in percent before difficulty change")