diff --git a/source/framework/core/inc/TRestDataSet.h b/source/framework/core/inc/TRestDataSet.h
index 483351510..a35393d70 100644
--- a/source/framework/core/inc/TRestDataSet.h
+++ b/source/framework/core/inc/TRestDataSet.h
@@ -55,7 +55,7 @@ class TRestDataSet : public TRestMetadata {
     std::string fFilterEndTime = "3000/12/31";  //<
 
     /// A glob file pattern that must be satisfied by all files
-    std::string fFilePattern = "";  //<
+    std::vector<std::string> fFilePatternList;  //<
 
     /// It contains a list of the observables that will be added to the final tree or exported file
     std::vector<std::string> fObservablesList;  //<
@@ -167,7 +167,7 @@ class TRestDataSet : public TRestMetadata {
     inline auto GetFilterEndTime() const { return fFilterEndTime; }
     inline auto GetStartTime() const { return fStartTime; }
     inline auto GetEndTime() const { return fEndTime; }
-    inline auto GetFilePattern() const { return fFilePattern; }
+    inline auto GetFilePattern() const { return fFilePatternList; }
     inline auto GetObservablesList() const { return fObservablesList; }
     inline auto GetFileSelection() const { return fFileSelection; }
     inline auto GetProcessObservablesList() const { return fProcessObservablesList; }
@@ -182,7 +182,7 @@ class TRestDataSet : public TRestMetadata {
     inline auto IsMergedDataSet() const { return fMergedDataset; }
 
     inline void SetObservablesList(const std::vector<std::string>& obsList) { fObservablesList = obsList; }
-    inline void SetFilePattern(const std::string& pattern) { fFilePattern = pattern; }
+    inline void SetFilePattern(const std::string& pattern) { fFilePatternList.push_back(pattern); }
     inline void SetQuantity(const std::map<std::string, RelevantQuantity>& quantity) { fQuantity = quantity; }
 
     void SetTotalTimeInSeconds(Double_t seconds) { fTotalDuration = seconds; }
@@ -209,6 +209,6 @@ class TRestDataSet : public TRestMetadata {
     TRestDataSet(const char* cfgFileName, const std::string& name = "");
     ~TRestDataSet();
 
-    ClassDefOverride(TRestDataSet, 7);
+    ClassDefOverride(TRestDataSet, 8);
 };
 #endif
diff --git a/source/framework/core/src/TRestDataSet.cxx b/source/framework/core/src/TRestDataSet.cxx
index 28a2a8890..1465b37dc 100644
--- a/source/framework/core/src/TRestDataSet.cxx
+++ b/source/framework/core/src/TRestDataSet.cxx
@@ -424,16 +424,20 @@ std::vector<std::string> TRestDataSet::FileSelection() {
         return fFileSelection;
     }
 
-    std::vector<std::string> fileNames = TRestTools::GetFilesMatchingPattern(fFilePattern);
+    std::vector<std::string> fileList;
+    for (const auto& pattern : fFilePatternList) {
+        auto list = TRestTools::GetFilesMatchingPattern(pattern);
+        fileList.insert(end(fileList), begin(list), end(list));
+    }
 
     RESTInfo << "TRestDataSet::FileSelection. Starting file selection." << RESTendl;
-    RESTInfo << "Total files : " << fileNames.size() << RESTendl;
+    RESTInfo << "Total files : " << fileList.size() << RESTendl;
     RESTInfo << "This process may take long computation time in case there are many files." << RESTendl;
 
     fTotalDuration = 0;
     std::cout << "Processing file selection.";
     int cnt = 1;
-    for (const auto& file : fileNames) {
+    for (const auto& file : fileList) {
         if (cnt % 100 == 0) {
             std::cout << std::endl;
             std::cout << "Files processed: " << cnt << " ." << std::flush;
@@ -593,8 +597,10 @@ void TRestDataSet::PrintMetadata() {
 
     RESTMetadata << " - StartTime : " << REST_StringHelper::ToDateTimeString(fStartTime) << RESTendl;
     RESTMetadata << " - EndTime : " << REST_StringHelper::ToDateTimeString(fEndTime) << RESTendl;
-    RESTMetadata << " - Path : " << TRestTools::SeparatePathAndName(fFilePattern).first << RESTendl;
-    RESTMetadata << " - File pattern : " << TRestTools::SeparatePathAndName(fFilePattern).second << RESTendl;
+    for (const auto& pattern : fFilePatternList) {
+        RESTMetadata << " - Path : " << TRestTools::SeparatePathAndName(pattern).first << RESTendl;
+        RESTMetadata << " - File pattern : " << TRestTools::SeparatePathAndName(pattern).second << RESTendl;
+    }
     RESTMetadata << "  " << RESTendl;
     RESTMetadata << " - Accumulated run time (seconds) : " << fTotalDuration << RESTendl;
     RESTMetadata << " - Accumulated run time (hours) : " << fTotalDuration / 3600. << RESTendl;
@@ -690,6 +696,9 @@ void TRestDataSet::PrintMetadata() {
 void TRestDataSet::InitFromConfigFile() {
     TRestMetadata::InitFromConfigFile();
 
+    std::string filePattern = GetParameter("filePattern", "");
+    if (!filePattern.empty()) fFilePatternList.push_back(filePattern);
+
     /// Reading filters
     TiXmlElement* filterDefinition = GetElement("filter");
     while (filterDefinition != nullptr) {
@@ -878,8 +887,10 @@ void TRestDataSet::Export(const std::string& filename, std::vector<std::string>
         fprintf(f, "### Accumulated run time (hours) : %lf\n", fTotalDuration / 3600.);
         fprintf(f, "### Accumulated run time (days) : %lf\n", fTotalDuration / 3600. / 24.);
         fprintf(f, "###\n");
-        fprintf(f, "### Data path : %s\n", TRestTools::SeparatePathAndName(fFilePattern).first.c_str());
-        fprintf(f, "### File pattern : %s\n", TRestTools::SeparatePathAndName(fFilePattern).second.c_str());
+        for (const auto& pattern : fFilePatternList) {
+            fprintf(f, "### Data path : %s\n", TRestTools::SeparatePathAndName(pattern).first.c_str());
+            fprintf(f, "### File pattern : %s\n", TRestTools::SeparatePathAndName(pattern).second.c_str());
+        }
         fprintf(f, "###\n");
         if (!fFilterMetadata.empty()) {
             fprintf(f, "### Metadata filters : \n");
@@ -961,7 +972,7 @@ TRestDataSet& TRestDataSet::operator=(TRestDataSet& dS) {
     fFilterEndTime = dS.GetFilterEndTime();
     fStartTime = dS.GetStartTime();
     fEndTime = dS.GetEndTime();
-    fFilePattern = dS.GetFilePattern();
+    fFilePatternList = dS.GetFilePattern();
     fObservablesList = dS.GetObservablesList();
     fFileSelection = dS.GetFileSelection();
     fProcessObservablesList = dS.GetProcessObservablesList();