diff --git a/compact/definitions.xml b/compact/definitions.xml
index 6e066ba632419f14f769baa3220d0f08bdba560c..942778f5916ad3433d974423df7b08dd3306c970 100644
--- a/compact/definitions.xml
+++ b/compact/definitions.xml
@@ -301,8 +301,8 @@
       ==========================
     </comment>
 
-    <constant name="Solenoid_length"           value="7000.0*mm"/>
-    <constant name="Solenoid_rmin"             value="3000.0*mm"/>
+    <constant name="Solenoid_length"           value="3600.0*mm"/>
+    <constant name="Solenoid_rmin"             value="1600.0*mm"/>
     <constant name="Solenoid_thickness"        value="400*mm"/>
     <constant name="Solenoid_offset"           value="600.0*mm"/>