diff --git a/src/graphs.jl b/src/graphs.jl
index 5712da7d..05aae7fb 100644
--- a/src/graphs.jl
+++ b/src/graphs.jl
@@ -8,7 +8,7 @@ struct NodeInfo{F}
 end
 
 const BUGSGraph = MetaGraph{
-    Int, Graphs.SimpleDiGraph{Int}, <:VarName, <:NodeInfo, Nothing, Nothing, <:Any, Float64
+    Int,Graphs.SimpleDiGraph{Int},<:VarName,<:NodeInfo,Nothing,Nothing,<:Any,Float64
 }
 
 """