diff --git a/inc/TRestTrackAnalysisProcess.h b/inc/TRestTrackAnalysisProcess.h
index a373a9a..35705fa 100644
--- a/inc/TRestTrackAnalysisProcess.h
+++ b/inc/TRestTrackAnalysisProcess.h
@@ -139,8 +139,8 @@ class TRestTrackAnalysisProcess : public TRestEventProcess {
     Double_t fDeltaEnergy;
 
    public:
-    any GetInputEvent() const override { return fInputTrackEvent; }
-    any GetOutputEvent() const override { return fOutputTrackEvent; }
+    RESTValue GetInputEvent() const override { return fInputTrackEvent; }
+    RESTValue GetOutputEvent() const override { return fOutputTrackEvent; }
 
     void InitProcess() override;
     TRestEvent* ProcessEvent(TRestEvent* inputEvent) override;
diff --git a/inc/TRestTrackBlobAnalysisProcess.h b/inc/TRestTrackBlobAnalysisProcess.h
index 886b9fb..8f0b5e9 100644
--- a/inc/TRestTrackBlobAnalysisProcess.h
+++ b/inc/TRestTrackBlobAnalysisProcess.h
@@ -96,8 +96,8 @@ class TRestTrackBlobAnalysisProcess : public TRestEventProcess {
     // add here the members of your event process
 
    public:
-    any GetInputEvent() const override { return fInputTrackEvent; }
-    any GetOutputEvent() const override { return fOutputTrackEvent; }
+    RESTValue GetInputEvent() const override { return fInputTrackEvent; }
+    RESTValue GetOutputEvent() const override { return fOutputTrackEvent; }
 
     void InitProcess() override;
     TRestEvent* ProcessEvent(TRestEvent* inputEvent) override;
diff --git a/inc/TRestTrackDetachIsolatedNodesProcess.h b/inc/TRestTrackDetachIsolatedNodesProcess.h
index 451d399..c797acc 100644
--- a/inc/TRestTrackDetachIsolatedNodesProcess.h
+++ b/inc/TRestTrackDetachIsolatedNodesProcess.h
@@ -35,8 +35,8 @@ class TRestTrackDetachIsolatedNodesProcess : public TRestEventProcess {
 
    protected:
    public:
-    any GetInputEvent() const override { return fInputTrackEvent; }
-    any GetOutputEvent() const override { return fOutputTrackEvent; }
+    RESTValue GetInputEvent() const override { return fInputTrackEvent; }
+    RESTValue GetOutputEvent() const override { return fOutputTrackEvent; }
 
     void InitProcess() override;
     TRestEvent* ProcessEvent(TRestEvent* inputEvent) override;
diff --git a/inc/TRestTrackLineAnalysisProcess.h b/inc/TRestTrackLineAnalysisProcess.h
index bb92353..83ae619 100644
--- a/inc/TRestTrackLineAnalysisProcess.h
+++ b/inc/TRestTrackLineAnalysisProcess.h
@@ -42,8 +42,8 @@ class TRestTrackLineAnalysisProcess : public TRestEventProcess {
 
    protected:
    public:
-    any GetInputEvent() const override { return fTrackEvent; }
-    any GetOutputEvent() const override { return fOutTrackEvent; }
+    RESTValue GetInputEvent() const override { return fTrackEvent; }
+    RESTValue GetOutputEvent() const override { return fOutTrackEvent; }
 
     void InitProcess() override;
     TRestEvent* ProcessEvent(TRestEvent* inputEvent) override;
diff --git a/inc/TRestTrackLinearizationProcess.h b/inc/TRestTrackLinearizationProcess.h
index 53a32b5..ed9638a 100644
--- a/inc/TRestTrackLinearizationProcess.h
+++ b/inc/TRestTrackLinearizationProcess.h
@@ -40,8 +40,8 @@ class TRestTrackLinearizationProcess : public TRestEventProcess {
     Int_t fMaxNodes = 6;
 
    public:
-    any GetInputEvent() const override { return fTrackEvent; }
-    any GetOutputEvent() const override { return fOutTrackEvent; }
+    RESTValue GetInputEvent() const override { return fTrackEvent; }
+    RESTValue GetOutputEvent() const override { return fOutTrackEvent; }
 
     void InitProcess() override;
     TRestEvent* ProcessEvent(TRestEvent* inputEvent) override;
diff --git a/inc/TRestTrackPathMinimizationProcess.h b/inc/TRestTrackPathMinimizationProcess.h
index cfdb11d..dbb8477 100644
--- a/inc/TRestTrackPathMinimizationProcess.h
+++ b/inc/TRestTrackPathMinimizationProcess.h
@@ -34,8 +34,8 @@ class TRestTrackPathMinimizationProcess : public TRestEventProcess {
                              // is connected to last hit)
 
    public:
-    any GetInputEvent() const override { return fInputTrackEvent; }
-    any GetOutputEvent() const override { return fOutputTrackEvent; }
+    RESTValue GetInputEvent() const override { return fInputTrackEvent; }
+    RESTValue GetOutputEvent() const override { return fOutputTrackEvent; }
 
     void InitProcess() override;
     TRestEvent* ProcessEvent(TRestEvent* inputEvent) override;
diff --git a/inc/TRestTrackPointLikeAnalysisProcess.h b/inc/TRestTrackPointLikeAnalysisProcess.h
index 6b8844d..cd9d053 100644
--- a/inc/TRestTrackPointLikeAnalysisProcess.h
+++ b/inc/TRestTrackPointLikeAnalysisProcess.h
@@ -34,8 +34,8 @@ class TRestTrackPointLikeAnalysisProcess : public TRestEventProcess {
     // add here the members of your event process
 
    public:
-    any GetInputEvent() const override { return fTrackEvent; }
-    any GetOutputEvent() const override { return fTrackEvent; }
+    RESTValue GetInputEvent() const override { return fTrackEvent; }
+    RESTValue GetOutputEvent() const override { return fTrackEvent; }
 
     void InitProcess() override;
     TRestEvent* ProcessEvent(TRestEvent* inputEvent) override;
diff --git a/inc/TRestTrackReconnectionProcess.h b/inc/TRestTrackReconnectionProcess.h
index 82a151d..1c8a085 100644
--- a/inc/TRestTrackReconnectionProcess.h
+++ b/inc/TRestTrackReconnectionProcess.h
@@ -37,8 +37,8 @@ class TRestTrackReconnectionProcess : public TRestEventProcess {
 
    protected:
    public:
-    any GetInputEvent() const override { return fInputTrackEvent; }
-    any GetOutputEvent() const override { return fOutputTrackEvent; }
+    RESTValue GetInputEvent() const override { return fInputTrackEvent; }
+    RESTValue GetOutputEvent() const override { return fOutputTrackEvent; }
 
     void InitProcess() override;
     TRestEvent* ProcessEvent(TRestEvent* inputEvent) override;
diff --git a/inc/TRestTrackReductionProcess.h b/inc/TRestTrackReductionProcess.h
index f459e01..51db472 100644
--- a/inc/TRestTrackReductionProcess.h
+++ b/inc/TRestTrackReductionProcess.h
@@ -34,8 +34,8 @@ class TRestTrackReductionProcess : public TRestEventProcess {
     Bool_t fKmeans = false;
 
    public:
-    any GetInputEvent() const override { return fInputTrackEvent; }
-    any GetOutputEvent() const override { return fOutputTrackEvent; }
+    RESTValue GetInputEvent() const override { return fInputTrackEvent; }
+    RESTValue GetOutputEvent() const override { return fOutputTrackEvent; }
 
     void InitProcess() override;
     TRestEvent* ProcessEvent(TRestEvent* inputEvent) override;
diff --git a/inc/TRestTrackViewerProcess.h b/inc/TRestTrackViewerProcess.h
index 035eccd..b5568b6 100644
--- a/inc/TRestTrackViewerProcess.h
+++ b/inc/TRestTrackViewerProcess.h
@@ -53,8 +53,8 @@ class TRestTrackViewerProcess : public TRestEventProcess {
     // add here the members of your event process
 
    public:
-    any GetInputEvent() const override { return fTrackEvent; }
-    any GetOutputEvent() const override { return fTrackEvent; }
+    RESTValue GetInputEvent() const override { return fTrackEvent; }
+    RESTValue GetOutputEvent() const override { return fTrackEvent; }
 
     void InitProcess() override;
     TRestEvent* ProcessEvent(TRestEvent* inputEvent) override;