diff --git a/src/snippets/CMWinQtiledShower.in b/src/snippets/CMWinQtiledShower.in
--- a/src/snippets/CMWinQtiledShower.in
+++ b/src/snippets/CMWinQtiledShower.in
@@ -1,77 +1,77 @@
 #  Here we add the CMW kernels.
 
 
 
 
 cd /Herwig/Shower
 
 
-set AlphaQCD:AlphaMZ 0.118
-get AlphaQCD:AlphaMZ
+set AlphaQCD:AlphaIn 0.118
+get AlphaQCD:AlphaIn
 
-set AlphaQCDISR:AlphaMZ 0.118
-get AlphaQCDISR:AlphaMZ
+set AlphaQCDISR:AlphaIn 0.118
+get AlphaQCDISR:AlphaIn
 
 create Herwig::CMWHalfHalfOneSplitFn CMWQtoQGSplitFn
 set CMWQtoQGSplitFn:InteractionType QCD
 set CMWQtoQGSplitFn:ColourStructure TripletTripletOctet
 set CMWQtoQGSplitFn:AngularOrdered Yes
 set CMWQtoQGSplitFn:Alpha AlphaQCDFSR
 
 
 create Herwig::CMWOneOneOneSplitFn CMWGtoGGSplitFn
 set CMWGtoGGSplitFn:InteractionType QCD
 set CMWGtoGGSplitFn:ColourStructure OctetOctetOctet
 set CMWGtoGGSplitFn:AngularOrdered Yes
 set CMWGtoGGSplitFn:Alpha AlphaQCDFSR
 
 
 
 cp CMWGtoGGSplitFn CMWGtoGGSplitFnIS
 cp CMWQtoQGSplitFn CMWQtoQGSplitFnIS
 
 set CMWQtoQGSplitFnIS:Alpha AlphaQCD
 set CMWQtoGGSplitFnIS:Alpha AlphaQCD
 
 set CMWGtoGGSplitFnIS:isInititalState Yes
 set CMWQtoQGSplitFnIS:isInititalState Yes
 
 set CMWGtoGGSplitFn:isInititalState No
 set CMWQtoQGSplitFn:isInititalState No
 
 
 
 cp QtoQGSudakov CMWQtoQGSudakov
 cp QtoQGSudakov CMWQtoQGSudakovIS
 set CMWQtoQGSudakov:SplittingFunction CMWQtoQGSplitFn
 set CMWQtoQGSudakovIS:SplittingFunction CMWQtoQGSplitFnIS
 
 cp GtoGGSudakov CMWGtoGGSudakov
 cp GtoGGSudakov CMWGtoGGSudakovIS
 set CMWGtoGGSudakov:SplittingFunction CMWGtoGGSplitFn
 set CMWGtoGGSudakovIS:SplittingFunction CMWGtoGGSplitFnIS
 
 
 
 
 #
 # Now add the final splittings
 #
 do SplittingGenerator:AddFinalSplitting u->u,g; CMWQtoQGSudakov
 do SplittingGenerator:AddFinalSplitting d->d,g; CMWQtoQGSudakov
 do SplittingGenerator:AddFinalSplitting s->s,g; CMWQtoQGSudakov
 do SplittingGenerator:AddFinalSplitting c->c,g; CMWQtoQGSudakov
 do SplittingGenerator:AddFinalSplitting b->b,g; CMWQtoQGSudakov
 do SplittingGenerator:AddFinalSplitting t->t,g; CMWQtoQGSudakov
 #
 do SplittingGenerator:AddFinalSplitting g->g,g; CMWGtoGGSudakov
 #
 # Now add the initial splittings
 #
 do SplittingGenerator:AddInitialSplitting u->u,g; CMWQtoQGSudakovIS
 do SplittingGenerator:AddInitialSplitting d->d,g; CMWQtoQGSudakovIS
 do SplittingGenerator:AddInitialSplitting s->s,g; CMWQtoQGSudakovIS
 do SplittingGenerator:AddInitialSplitting c->c,g; CMWQtoQGSudakovIS
 do SplittingGenerator:AddInitialSplitting b->b,g; CMWQtoQGSudakovIS
 #
 do SplittingGenerator:AddInitialSplitting g->g,g; CMWGtoGGSudakovIS