diff --git a/apps/graph/function_store.cpp b/apps/graph/function_store.cpp
index 89036fe1a..fa5590b5f 100644
--- a/apps/graph/function_store.cpp
+++ b/apps/graph/function_store.cpp
@@ -60,6 +60,10 @@ void FunctionStore::removeFunction(Shared::Function * f) {
   }
 }
 
+int FunctionStore::maxNumberOfFunctions() {
+  return k_maxNumberOfFunctions;
+}
+
 const char *  FunctionStore::firstAvailableName() {
   for (int k = 0; k < k_maxNumberOfFunctions; k++) {
     int j = 0;
diff --git a/apps/graph/function_store.h b/apps/graph/function_store.h
index d32b25c13..0f0476f87 100644
--- a/apps/graph/function_store.h
+++ b/apps/graph/function_store.h
@@ -16,6 +16,7 @@ public:
   Function * definedFunctionAtIndex(int i) override;
   Function * addEmptyFunction() override;
   void removeFunction(Shared::Function * f) override;
+  int maxNumberOfFunctions() override;
   static constexpr int k_maxNumberOfFunctions = 8;
 private:
   const char * firstAvailableName() override;
diff --git a/apps/sequence/sequence_store.cpp b/apps/sequence/sequence_store.cpp
index 2ebe6fe66..4b030cf8b 100644
--- a/apps/sequence/sequence_store.cpp
+++ b/apps/sequence/sequence_store.cpp
@@ -52,6 +52,10 @@ void SequenceStore::removeFunction(Shared::Function * f) {
   }
 }
 
+int SequenceStore::maxNumberOfFunctions() {
+  return k_maxNumberOfSequences;
+}
+
 const char *  SequenceStore::firstAvailableName() {
   for (int k = 0; k < k_maxNumberOfSequences; k++) {
     int j = 0;
diff --git a/apps/sequence/sequence_store.h b/apps/sequence/sequence_store.h
index 42a2f62ea..8cb7fa68e 100644
--- a/apps/sequence/sequence_store.h
+++ b/apps/sequence/sequence_store.h
@@ -16,6 +16,7 @@ public:
   Sequence * definedFunctionAtIndex(int i) override;
   Sequence * addEmptyFunction() override;
   void removeFunction(Shared::Function * f) override;
+  int maxNumberOfFunctions() override;
   static constexpr int k_maxNumberOfSequences = 3;
 private:
   const char * firstAvailableName() override;
diff --git a/apps/shared/function_store.h b/apps/shared/function_store.h
index 5e4f4adf2..6aa02f57d 100644
--- a/apps/shared/function_store.h
+++ b/apps/shared/function_store.h
@@ -23,6 +23,7 @@ public:
   int numberOfDefinedFunctions();
   // An active function must be defined to be counted
   int numberOfActiveFunctions();
+  virtual int maxNumberOfFunctions() = 0;
 protected:
   int m_numberOfFunctions;
 private: