diff --git a/pylonrecorder.cpp b/pylonrecorder.cpp
index 796fb46..fac8e87 100644
--- a/pylonrecorder.cpp
+++ b/pylonrecorder.cpp
@@ -387,10 +387,10 @@ void PylonRecorder::createActions() {
   buffersizeSpinner->setStyleSheet("QSpinBox{font-size: 10px;font-family: Arial;color: rgb(0, 0, 0);background-color: rgb(255,255,255);}");
 
   exposureSpinner = new QSpinBox();
-  exposureSpinner->setRange(10, 100);
-  exposureSpinner->setSingleStep(10);
+  exposureSpinner->setRange(10, 50000);
+  exposureSpinner->setSingleStep(50);
   exposureSpinner->setValue(defaultExposureTime);
-  exposureSpinner->setFixedSize(100, 25);
+  exposureSpinner->setFixedSize(120, 25);
   exposureSpinner->setStyleSheet("QSpinBox{font-size: 10px;font-family: Arial;color: rgb(0, 0, 0);background-color: rgb(255,255,255);}");
 
   gainSpinner = new QSpinBox();