diff --git a/src/robotiq_2f/robotiq_2f_interface/src/Robotiq2fSocketAdapter.cpp b/src/robotiq_2f/robotiq_2f_interface/src/Robotiq2fSocketAdapter.cpp
index bac9d5e..1228fae 100644
--- a/src/robotiq_2f/robotiq_2f_interface/src/Robotiq2fSocketAdapter.cpp
+++ b/src/robotiq_2f/robotiq_2f_interface/src/Robotiq2fSocketAdapter.cpp
@@ -76,7 +76,7 @@ bool Robotiq2fSocketAdapter::sendCommand(const std::string& cmd) {
     return true;
 }
 
-std::string Robotiq2fSocketAdapter::receiveResponse(int timeout_ms=2000) {
+std::string Robotiq2fSocketAdapter::receiveResponse(int timeout_ms) {
     std::lock_guard<std::mutex> lock(socketMutex_);
     if (*sockfd_ < 0) {
         std::cerr << "Attempted to receive response on a disconnected socket.\n";
@@ -342,7 +342,7 @@ std::tuple<int, ObjectStatus> Robotiq2fSocketAdapter::move_and_wait_for_pos(int
 }
 
 
-void Robotiq2fSocketAdapter::auto_calibrate(bool log=true) {
+void Robotiq2fSocketAdapter::auto_calibrate(bool log) {
     // Open in case we are holding an object
     std::tuple<int, ObjectStatus> result = move_and_wait_for_pos(open_position_, 64, 1);
     if (std::get<1>(result) != ObjectStatus::AT_DEST) {