diff --git a/src/libs/ifc/xml/vabstractpattern.cpp b/src/libs/ifc/xml/vabstractpattern.cpp
index 990b0578c..a98302dc5 100644
--- a/src/libs/ifc/xml/vabstractpattern.cpp
+++ b/src/libs/ifc/xml/vabstractpattern.cpp
@@ -132,6 +132,11 @@ QStringList VAbstractPattern::ListMeasurements() const
         const QList<QString> tValues = tokens.values();
         for (int j = 0; j < tValues.size(); ++j)
         {
+            if (tValues.at(j) == QLatin1Literal("-"))
+            {
+                continue;
+            }
+
             if (measurements.contains(tValues.at(j)))
             {
                 continue;