diff --git a/HopsanGUI/HcomHandler.cpp b/HopsanGUI/HcomHandler.cpp
index 0ab250ff2..27125e838 100644
--- a/HopsanGUI/HcomHandler.cpp
+++ b/HopsanGUI/HcomHandler.cpp
@@ -6245,6 +6245,7 @@ void HcomHandler::evaluateExpression(QString expr, VariableType desiredType)
     funcMap.insert("acos", static_cast<ScalarMathFunction_t>(acos));
     funcMap.insert("atan", static_cast<ScalarMathFunction_t>(atan));
     funcMap.insert("log", static_cast<ScalarMathFunction_t>(log));
+    funcMap.insert("log2", static_cast<ScalarMathFunction_t>(log2));
     funcMap.insert("exp", static_cast<ScalarMathFunction_t>(exp));
     funcMap.insert("sqrt", static_cast<ScalarMathFunction_t>(sqrt));
     funcMap.insert("round", static_cast<ScalarMathFunction_t>(round));