diff --git a/src/plugins/support/SEDMLSupport/src/sedmlfile.cpp b/src/plugins/support/SEDMLSupport/src/sedmlfile.cpp
index f1cb4ab826..9d795398a4 100644
--- a/src/plugins/support/SEDMLSupport/src/sedmlfile.cpp
+++ b/src/plugins/support/SEDMLSupport/src/sedmlfile.cpp
@@ -251,6 +251,15 @@ void SedmlFile::forceNew()
 
 //==============================================================================
 
+bool SedmlFile::isL1V4OrLater() const
+{
+    // Return whether we are L1V4 or later
+
+    return mL1V4OrLater;
+}
+
+//==============================================================================
+
 bool SedmlFile::isValid(const QString &pFileContents, SedmlFileIssues &pIssues)
 {
     // Make sure that we are loaded, if the given file contents is empty (i.e.
diff --git a/src/plugins/support/SEDMLSupport/src/sedmlfile.h b/src/plugins/support/SEDMLSupport/src/sedmlfile.h
index 843dc43c58..ef4cedb070 100644
--- a/src/plugins/support/SEDMLSupport/src/sedmlfile.h
+++ b/src/plugins/support/SEDMLSupport/src/sedmlfile.h
@@ -124,6 +124,8 @@ class SEDMLSUPPORT_EXPORT SedmlFile : public StandardSupport::StandardFile
 
     void forceNew();
 
+    bool isL1V4OrLater() const;
+
     bool isValid(const QString &pFileContents, SedmlFileIssues &pIssues);
     bool isValid();
     bool isSupported();