diff --git a/src/core/expression/qgsexpression.cpp b/src/core/expression/qgsexpression.cpp
index 411db0f87f3..cef0e8c6759 100644
--- a/src/core/expression/qgsexpression.cpp
+++ b/src/core/expression/qgsexpression.cpp
@@ -782,6 +782,7 @@ void QgsExpression::initVariableHelp()
 
   //form context variable
   sVariableHelpTexts.insert( QStringLiteral( "current_geometry" ), QCoreApplication::translate( "current_geometry", "Represents the geometry of the feature currently being edited in the form or the table row. Can be used for in a form/row context to filter the related features." ) );
+  sVariableHelpTexts.insert( QStringLiteral( "current_feature" ), QCoreApplication::translate( "current_feature", "Represents the feature currently being edited in the form or the table row. Can be used for in a form/row context to filter the related features." ) );
 }
 
 QString QgsExpression::variableHelpText( const QString &variableName )