diff --git a/Framework/Core/include/Framework/HistogramSpec.h b/Framework/Core/include/Framework/HistogramSpec.h
index 5b0c7931d1c65..bfd9ba702496d 100644
--- a/Framework/Core/include/Framework/HistogramSpec.h
+++ b/Framework/Core/include/Framework/HistogramSpec.h
@@ -38,16 +38,19 @@ enum HistType : unsigned int {
   kTH1D,
   kTH1F,
   kTH1I,
+  kTH1L,
   kTH1C,
   kTH1S,
   kTH2D,
   kTH2F,
   kTH2I,
+  kTH2L,
   kTH2C,
   kTH2S,
   kTH3D,
   kTH3F,
   kTH3I,
+  kTH3L,
   kTH3C,
   kTH3S,
   kTHnD,
@@ -227,16 +230,19 @@ struct HistFactory {
 DECLAREEXT(TH1D);
 DECLAREEXT(TH1F);
 DECLAREEXT(TH1I);
+DECLAREEXT(TH1L);
 DECLAREEXT(TH1C);
 DECLAREEXT(TH1S);
 DECLAREEXT(TH2D);
 DECLAREEXT(TH2F);
 DECLAREEXT(TH2I);
+DECLAREEXT(TH2L);
 DECLAREEXT(TH2C);
 DECLAREEXT(TH2S);
 DECLAREEXT(TH3D);
 DECLAREEXT(TH3F);
 DECLAREEXT(TH3I);
+DECLAREEXT(TH3L);
 DECLAREEXT(TH3C);
 DECLAREEXT(TH3S);
 DECLAREEXT(THnD);
diff --git a/Framework/Core/src/HistogramSpec.cxx b/Framework/Core/src/HistogramSpec.cxx
index 1ac3d2f920d5d..ef23a29c828f7 100644
--- a/Framework/Core/src/HistogramSpec.cxx
+++ b/Framework/Core/src/HistogramSpec.cxx
@@ -150,18 +150,21 @@ HistPtr HistFactory::createHistVariant(const HistogramSpec& histSpec)
     CREATE_HIST_CASE(TH1D, TH1)
     CREATE_HIST_CASE(TH1F, TH1)
     CREATE_HIST_CASE(TH1I, TH1)
+    CREATE_HIST_CASE(TH1L, TH1)
     CREATE_HIST_CASE(TH1C, TH1)
     CREATE_HIST_CASE(TH1S, TH1)
 
     CREATE_HIST_CASE(TH2D, TH2)
     CREATE_HIST_CASE(TH2F, TH2)
     CREATE_HIST_CASE(TH2I, TH2)
+    CREATE_HIST_CASE(TH2L, TH2)
     CREATE_HIST_CASE(TH2C, TH2)
     CREATE_HIST_CASE(TH2S, TH2)
 
     CREATE_HIST_CASE(TH3D, TH3)
     CREATE_HIST_CASE(TH3F, TH3)
     CREATE_HIST_CASE(TH3I, TH3)
+    CREATE_HIST_CASE(TH3L, TH3)
     CREATE_HIST_CASE(TH3C, TH3)
     CREATE_HIST_CASE(TH3S, TH3)
 
@@ -215,16 +218,19 @@ TAxis* HistFactory::getAxis(const int i, T* hist)
 EXPIMPL(TH1D);
 EXPIMPL(TH1F);
 EXPIMPL(TH1I);
+EXPIMPL(TH1L);
 EXPIMPL(TH1C);
 EXPIMPL(TH1S);
 EXPIMPL(TH2D);
 EXPIMPL(TH2F);
 EXPIMPL(TH2I);
+EXPIMPL(TH2L);
 EXPIMPL(TH2C);
 EXPIMPL(TH2S);
 EXPIMPL(TH3D);
 EXPIMPL(TH3F);
 EXPIMPL(TH3I);
+EXPIMPL(TH3L);
 EXPIMPL(TH3C);
 EXPIMPL(TH3S);
 EXPIMPL(THnD);