diff --git a/src/Design/FileContent.cpp b/src/Design/FileContent.cpp
index d51dbde..30c6f88 100644
--- a/src/Design/FileContent.cpp
+++ b/src/Design/FileContent.cpp
@@ -190,7 +190,7 @@
 
 NodeId& FileContent::Parent(NodeId index) { return m_objects[index].m_parent; }
 
-const VObjectType FileContent::Type(NodeId index) {
+VObjectType FileContent::Type(NodeId index) {
   return (VObjectType)m_objects[index].m_type;
 }
 
diff --git a/src/Design/FileContent.h b/src/Design/FileContent.h
index 55e6eef..06378e1 100644
--- a/src/Design/FileContent.h
+++ b/src/Design/FileContent.h
@@ -148,7 +148,7 @@
 
   NodeId& Parent(NodeId index);
 
-  const VObjectType Type(NodeId index);
+  VObjectType Type(NodeId index);
 
   unsigned int& Line(NodeId index);
 
diff --git a/src/SourceCompile/SymbolTable.h b/src/SourceCompile/SymbolTable.h
index 06335c5..e1b49cc 100644
--- a/src/SourceCompile/SymbolTable.h
+++ b/src/SourceCompile/SymbolTable.h
@@ -45,7 +45,7 @@
   SymbolId getId(const std::string symbol);
   const std::string getSymbol(SymbolId id);
   const std::string getBadSymbol() { return m_badSymbol; }
-  const SymbolId getBadId() { return m_badId; }
+  SymbolId getBadId() const { return m_badId; }
   virtual ~SymbolTable();
 
   static const std::string getEmptyMacroMarker() { return m_emptyMacroMarker; }