diff --git a/Documentation/UserManual/ProgrammingGuide.pdf b/Documentation/UserManual/ProgrammingGuide.pdf
index 6710618..21aff4c 100644
Binary files a/Documentation/UserManual/ProgrammingGuide.pdf and b/Documentation/UserManual/ProgrammingGuide.pdf differ
diff --git a/Documentation/UserManual/ProgrammingGuide.tex b/Documentation/UserManual/ProgrammingGuide.tex
index b4b27a1..4d315bf 100644
--- a/Documentation/UserManual/ProgrammingGuide.tex
+++ b/Documentation/UserManual/ProgrammingGuide.tex
@@ -424,6 +424,10 @@ These commands change or query VNA settings. Although most of them are available
 \event{Sets the IF bandwidth}{VNA:ACQuisition:IFBW}{<IF bandwidth>, in Hz}
 \query{Queries the currently selected IF bandwidth}{VNA:ACQuisition:IFBW?}{None}{IF bandwidth in Hz}
 
+\subsubsection{VNA:ACQuisition:DWELLtime}
+\event{Sets the dwell time}{VNA:ACQuisition:DWELLtime}{<dwell time>, in seconds}
+\query{Queries the currently selected dwell time}{VNA:ACQuisition:DWELLtime?}{None}{dwell time in seconds}
+
 \subsubsection{VNA:ACQuisition:POINTS}
 \event{Sets the number of points per sweep}{VNA:ACQuisition:POINTS}{<points>}
 \query{Queries the currently selected number of points}{VNA:ACQuisition:POINTS?}{None}{points}
diff --git a/Software/PC_Application/LibreVNA-GUI/VNA/vna.cpp b/Software/PC_Application/LibreVNA-GUI/VNA/vna.cpp
index c8749cf..8144dc0 100644
--- a/Software/PC_Application/LibreVNA-GUI/VNA/vna.cpp
+++ b/Software/PC_Application/LibreVNA-GUI/VNA/vna.cpp
@@ -884,6 +884,7 @@ nlohmann::json VNA::toJSON()
     sweep["power"] = power;
     sweep["points"] = settings.npoints;
     sweep["IFBW"] = settings.bandwidth;
+    sweep["dwellTime"] = settings.dwellTime;
     sweep["averages"] = averages;
     j["sweep"] = sweep;
 
@@ -922,6 +923,7 @@ void VNA::fromJSON(nlohmann::json j)
         // restore sweep settings, keep current value as default in case of missing entry
         SetPoints(sweep.value("points", settings.npoints));
         SetIFBandwidth(sweep.value("IFBW", settings.bandwidth));
+        SetDwellTime(sweep.value("dwellTime", settings.dwellTime));
         SetAveraging(sweep.value("averages", averages));
         if(sweep.contains("frequency")) {
             auto freq = sweep["frequency"];
@@ -1561,6 +1563,17 @@ void VNA::SetupSCPI()
     }, [=](QStringList) -> QString {
         return QString::number(settings.bandwidth);
     }));
+    scpi_acq->add(new SCPICommand("DWELLtime", [=](QStringList params) -> QString {
+        double newval;
+        if(!SCPI::paramToDouble(params, 0, newval)) {
+            return SCPI::getResultName(SCPI::Result::Error);
+        } else {
+            SetDwellTime(newval);
+            return SCPI::getResultName(SCPI::Result::Empty);
+        }
+    }, [=](QStringList) -> QString {
+        return QString::number(settings.dwellTime);
+    }));
     scpi_acq->add(new SCPICommand("POINTS", [=](QStringList params) -> QString {
         unsigned long long newval;
         if(!SCPI::paramToULongLong(params, 0, newval)) {