diff --git a/WindowsFormsApp6/MainForm.cs b/WindowsFormsApp6/MainForm.cs
index 0c20ee1..dbbc452 100644
--- a/WindowsFormsApp6/MainForm.cs
+++ b/WindowsFormsApp6/MainForm.cs
@@ -40,7 +40,7 @@ namespace WindowsFormsApp6
             public double AfterWeight { get; set; }
             public int SoakTime { get; set; }
             public int HangTime { get; set; }
-            public int RunSpeed { get; set; }
+            public double RunSpeed { get; set; }
         }
 
         public MainForm()
@@ -555,7 +555,7 @@ namespace WindowsFormsApp6
                     AfterWeight = afterWeight,
                     SoakTime = soakTime,
                     HangTime = hangTime,
-                    RunSpeed = (int)runSpeed
+                    RunSpeed = runSpeed
                 });
 
                 // 新试样的索引