diff --git a/compact/tracking/definitions_craterlake.xml b/compact/tracking/definitions_craterlake.xml
index 9a0e52660..cbbcf1a1b 100644
--- a/compact/tracking/definitions_craterlake.xml
+++ b/compact/tracking/definitions_craterlake.xml
@@ -48,7 +48,7 @@
     <comment> Forward TOF region  </comment>
     <constant name="ForwardTOFRegion_zmin"        value="174.0*cm" />
     <constant name="ForwardTOFRegion_tan"         value="CentralTrackingRegionP_tan" />
-    <constant name="ForwardTOFRegion_minR"        value="10*cm" />
+    <constant name="ForwardTOFRegion_minR"        value="9.5*cm" />
     <constant name="ForwardTOFRegion_maxR"        value="50*cm" />
     <constant name="ForwardTOF_xOffset"           value="-2.75*cm" />
     <constant name="ForwardTOF_det_height"        value="2.0*cm" />