diff --git a/Code/Mantid/Framework/DataHandling/src/LoadGSASInstrumentFile.cpp b/Code/Mantid/Framework/DataHandling/src/LoadGSASInstrumentFile.cpp
index 29fbfcee7ef1..f722896c26fe 100644
--- a/Code/Mantid/Framework/DataHandling/src/LoadGSASInstrumentFile.cpp
+++ b/Code/Mantid/Framework/DataHandling/src/LoadGSASInstrumentFile.cpp
@@ -198,7 +198,7 @@ namespace DataHandling
           // line too short
           return -1;
         }
-        return  boost::lexical_cast<int>(lines[i].substr(lookFor.size(),3)); // Found
+        return  boost::lexical_cast<int>(lines[i].substr(lookFor.size()+2,1)); // Found
       }
     }
     return 0;