diff --git a/matlab/graph_decomp_detail.m b/matlab/graph_decomp_detail.m
index f5bbe5da6064fa9453ef239832629a1db1aa5a59..42088950396cb3ffa727675ad70073796425b426 100644
--- a/matlab/graph_decomp_detail.m
+++ b/matlab/graph_decomp_detail.m
@@ -1,4 +1,4 @@
-function []=graph_decomp_detail(z,shock_names,endo_names,i_var,initial_date,DynareModel,DynareOptions,opts_decomp)
+function []=graph_decomp_detail(z,shock_names,endo_names,i_var,initial_date,DynareModel,DynareOptions)
 %function []=graph_decomp_detail(z,shock_names,endo_names,i_var,initial_date,DynareModel,DynareOptions)
 % Plots the results from the shock_decomposition command
 %