diff --git a/linux/ipcore/AxiPtmeConfig.cpp b/linux/ipcore/AxiPtmeConfig.cpp
index 81bb7414..6dee3e2f 100644
--- a/linux/ipcore/AxiPtmeConfig.cpp
+++ b/linux/ipcore/AxiPtmeConfig.cpp
@@ -76,7 +76,6 @@ uint32_t AxiPtmeConfig::readReg(uint32_t regOffset) {
 }
 
 void AxiPtmeConfig::writePollThreshold(AxiPtmeConfig::IdlePollThreshold pollThreshold) {
-  MutexGuard mg(mutex, timeoutType, mutexTimeout);
   uint32_t regVal = readCommonCfgReg();
   // Clear bits first
   regVal &= ~(0b111 << 3);