diff --git a/src/external/MuSRFitGUI/MSR.pm b/src/external/MuSRFitGUI/MSR.pm
index 5737022b..1b77106f 100755
--- a/src/external/MuSRFitGUI/MSR.pm
+++ b/src/external/MuSRFitGUI/MSR.pm
@@ -1133,15 +1133,15 @@ sub T0BgData {
 	     "3",",66000,66500,3419,63000",
 	     "4",",66000,66500,3419,63000");
     
-    my %GPS=("1",",40,120,135,8000",
-	     "2",",40,120,135,8000",
-	     "3",",40,120,135,8000",
-	     "4",",40,120,135,8000");
+#    my %GPS=("1",",40,120,135,8000",
+#	     "2",",40,120,135,8000",
+#	     "3",",40,120,135,8000",
+#	     "4",",40,120,135,8000");
     
-    my %Dolly=("1",",50,250,297,8000",
-	     "2",",50,250,297,8000",
-	     "3",",50,250,297,8000",
-	     "4",",50,250,297,8000");
+#    my %Dolly=("1",",50,250,297,8000",
+#	     "2",",50,250,297,8000",
+#	     "3",",50,250,297,8000",
+#	     "4",",50,250,297,8000");
     
     my %RV=();