diff --git a/src/classes/PMsrHandler.cpp b/src/classes/PMsrHandler.cpp
index 46a4aeaa..bc83815d 100644
--- a/src/classes/PMsrHandler.cpp
+++ b/src/classes/PMsrHandler.cpp
@@ -3334,6 +3334,20 @@ Bool_t PMsrHandler::HandleGlobalEntry(PMsrLines &lines)
           error = true;
         }
       }
+    } else if (iter->fLine.BeginsWith("deadtime-cor", TString::kIgnoreCase)) { // deadtime correction
+      if (tokens->GetEntries() < 2) {
+        error = true;
+      } else {
+        ostr = dynamic_cast<TObjString*>(tokens->At(1));
+        str = ostr->GetString();
+        if (!str.CompareTo("no", TString::kIgnoreCase) ||
+            !str.CompareTo("file", TString::kIgnoreCase) ||
+            !str.CompareTo("estimate", TString::kIgnoreCase)) {
+            global.SetDeadTimeCorrection(str);
+        } else {
+          error = true;
+        }
+      }
     }
 
     // clean up
@@ -3931,6 +3945,27 @@ Bool_t PMsrHandler::HandleRunEntry(PMsrLines &lines)
       }
     }
 
+    // deadtime-correction -----------------------------------
+    if (iter->fLine.BeginsWith("deadtime-cor", TString::kIgnoreCase)) { // deadtime correction
+
+      runLinePresent = false; // this is needed to make sure that a run line is present before and ADDRUN is following
+
+      if (tokens->GetEntries() < 2) {
+        error = true;
+      } else {
+        ostr = dynamic_cast<TObjString*>(tokens->At(1));
+        str = ostr->GetString();
+        if (!str.CompareTo("no", TString::kIgnoreCase) ||
+            !str.CompareTo("file", TString::kIgnoreCase) ||
+            !str.CompareTo("estimate", TString::kIgnoreCase)) {
+            param.SetDeadTimeCorrection(str);
+        } else {
+          error = true;
+        }
+      }
+    }
+
+
     // xy-data -----------------------------------------------
     if (line.BeginsWith("xy-data", TString::kIgnoreCase)) {
 
diff --git a/src/include/PMusr.h b/src/include/PMusr.h
index 8cba56c9..b709e733 100644
--- a/src/include/PMusr.h
+++ b/src/include/PMusr.h
@@ -1056,6 +1056,7 @@ class PMsrGlobalBlock {
     virtual Int_t GetFitRangeOffset(UInt_t idx);
     virtual Int_t GetPacking() { return fPacking; }
     virtual Double_t GetEstimatedAlpha() { return fAlpha; }
+    virtual TString GetDeadTimeCorrection() { return fDeadTimeCorrection; }
 
     virtual void SetGlobalPresent(Bool_t bval) { fGlobalPresent = bval; }
     virtual void SetRRFFreq(Double_t freq, const char *unit);
@@ -1069,6 +1070,7 @@ class PMsrGlobalBlock {
     virtual void SetFitRange(Double_t dval, UInt_t idx);
     virtual void SetFitRangeOffset(Int_t ival, UInt_t idx);
     virtual void SetPacking(Int_t ival) { fPacking = ival; }
+    virtual void SetDeadTimeCorrection(TString str) { fDeadTimeCorrection = str; }
 
   private:
     Bool_t fGlobalPresent;    ///< flag showing if a GLOBAL block is present at all.
@@ -1085,6 +1087,7 @@ class PMsrGlobalBlock {
     Int_t fFitRangeOffset[2]; ///< if fit range is given in bins it can have the form fit fgb+n0 lgb-n1. This variable holds the n0 and n1.
     Int_t fPacking;           ///< packing/rebinning
     Double_t fAlpha;          ///< estimated alpha value from F/B counts
+    TString fDeadTimeCorrection; ///< tells if deadtime correction (pulsed sources) should be applied. Possible value: 'no' (default), 'file', 'estimate'
 };
 
 //-------------------------------------------------------------
@@ -1150,6 +1153,7 @@ class PMsrRunBlock {
     virtual Double_t GetFitRange(UInt_t idx);
     virtual Int_t GetFitRangeOffset(UInt_t idx);
     virtual Int_t GetPacking() { return fPacking; }
+    virtual TString GetDeadTimeCorrection() { return fDeadTimeCorrection; }
     virtual Double_t GetEstimatedAlpha() { return fAlpha; }
     virtual Int_t GetXDataIndex() { return fXYDataIndex[0]; }
     virtual Int_t GetYDataIndex() { return fXYDataIndex[1]; }
@@ -1183,6 +1187,7 @@ class PMsrRunBlock {
     virtual void SetFitRange(Double_t dval, UInt_t idx);
     virtual void SetFitRangeOffset(Int_t ival, UInt_t idx);
     virtual void SetPacking(Int_t ival) { fPacking = ival; }
+    virtual void SetDeadTimeCorrection(TString str) { fDeadTimeCorrection = str; }
     virtual void SetXDataIndex(Int_t ival) { fXYDataIndex[0] = ival; }
     virtual void SetYDataIndex(Int_t ival) { fXYDataIndex[1] = ival; }
     virtual void SetXDataLabel(TString& str) { fXYDataLabel[0] = str; }
@@ -1216,6 +1221,7 @@ class PMsrRunBlock {
     Int_t fFitRangeOffset[2];       ///< if fit range is given in bins it can have the form fit fgb+n0 lgb-n1. This variable holds the n0 and n1.
     Double_t fAlpha;                ///< estimated alpha value from F/B counts
     Int_t fPacking;                 ///< packing/rebinning
+    TString fDeadTimeCorrection; ///< tells if deadtime correction (pulsed sources) should be applied. Possible value: 'no' (default), 'file', 'estimate'
     Int_t fXYDataIndex[2];          ///< used to get the data indices when using db-files (fit type 8)
     TString fXYDataLabel[2];        ///< used to get the indices via labels when using db-files  (fit type 8)