diff --git a/B20_TwoD_NACA0012_SA_Gmresh_Unstruct_1CPU/bin/cfd_para_subsonic.hypara b/B20_TwoD_NACA0012_SA_Gmresh_Unstruct_1CPU/bin/cfd_para_subsonic.hypara
index ced3c0d..f5e81ad 100644
--- a/B20_TwoD_NACA0012_SA_Gmresh_Unstruct_1CPU/bin/cfd_para_subsonic.hypara
+++ b/B20_TwoD_NACA0012_SA_Gmresh_Unstruct_1CPU/bin/cfd_para_subsonic.hypara
@@ -172,7 +172,7 @@ int flowInitStep = 2200;
 //                     Please use 'rae2822_hybrid2d__4.fts' here!
 // plotFieldType: If dump out the whole field results to tecplot or not, 0 / 1.
 
-string gridfile   = "../grid/NACA0012_unstr.fts";
+string gridfile   = "./grid/NACA0012_unstr.fts";
 int plotFieldType = 0;
 
 // ----------------- Advanced Parameters, DO NOT care it ----------------
diff --git a/B21_ThreeD_Sphere_Laminar_Gmresh_Unstruct_1CPU/bin/cfd_para_hypersonic.hypara b/B21_ThreeD_Sphere_Laminar_Gmresh_Unstruct_1CPU/bin/cfd_para_hypersonic.hypara
index b3d6e63..e67d482 100644
--- a/B21_ThreeD_Sphere_Laminar_Gmresh_Unstruct_1CPU/bin/cfd_para_hypersonic.hypara
+++ b/B21_ThreeD_Sphere_Laminar_Gmresh_Unstruct_1CPU/bin/cfd_para_hypersonic.hypara
@@ -182,7 +182,7 @@ int flowInitStep = 2000;
 //                     Please use 'rae2822_hybrid2d__4.fts' here!
 // plotFieldType: If dump out the whole field results to tecplot or not, 0 / 1.
 
-string gridfile   = "../grid/sphere_m10.fts";
+string gridfile   = "./grid/sphere_m10.fts";
 int plotFieldType = 1;
 
 // ----------------- Advanced Parameters, DO NOT care it ----------------