diff --git a/src/reaction_network.jl b/src/reaction_network.jl
index 3cb7ab4201..474251060c 100644
--- a/src/reaction_network.jl
+++ b/src/reaction_network.jl
@@ -699,7 +699,7 @@ macro noise_scaling_parameters(ex...)
 
     # put back the vector of the new species symbols
     vars.args[idx] = lastarg
-    println(vars)
+    
     esc(vars)
 end