diff --git a/win32/CShaderParamDlg.cpp b/win32/CShaderParamDlg.cpp
index 4365f2dd..ea6f516c 100644
--- a/win32/CShaderParamDlg.cpp
+++ b/win32/CShaderParamDlg.cpp
@@ -164,11 +164,16 @@ CShaderParamDlg::~CShaderParamDlg()
 
 bool CShaderParamDlg::show()
 {
+	saved_parameters = shader.param;
+
     if(DialogBoxParam(GUI.hInstance, MAKEINTRESOURCE(IDD_DIALOG_SHADER_PARAMS), GUI.hWnd, DlgShaderParams, (LPARAM)this) == IDOK)
     {
         save_custom_shader();
         return true;
     }
+
+	shader.param = saved_parameters;
+	WinRefreshDisplay();
     return false;
 }
 
diff --git a/win32/CShaderParamDlg.h b/win32/CShaderParamDlg.h
index a6f7be1b..e2540bff 100644
--- a/win32/CShaderParamDlg.h
+++ b/win32/CShaderParamDlg.h
@@ -20,6 +20,7 @@ private:
     unsigned int avgCharWidth;
     unsigned int avgCharHeight;
     int scrollpos;
+	std::vector<GLSLParam> saved_parameters;
 
 	WNDPROC oldStaticProc;
 
diff --git a/win32/rsrc/snes9x.rc b/win32/rsrc/snes9x.rc
index 0743c65e..e23de0cb 100644
--- a/win32/rsrc/snes9x.rc
+++ b/win32/rsrc/snes9x.rc
@@ -222,7 +222,7 @@ BEGIN
     CONTROL         "Reduce Input Lag",IDC_REDUCEINPUTLAG,"Button",BS_AUTOCHECKBOX | WS_TABSTOP,11,118,76,10
     CONTROL         "Scale messages with EPX if possible",IDC_MESSAGES_SCALE,
                     "Button",BS_AUTOCHECKBOX | WS_TABSTOP,187,162,153,10
-    PUSHBUTTON      "Parameters",IDC_SHADER_GLSL_PARAMETERS,112,222,49,12,WS_DISABLED
+    PUSHBUTTON      "Parameters...",IDC_SHADER_GLSL_PARAMETERS,112,222,60,12,WS_DISABLED
 END
 
 IDD_CHEATER DIALOGEX 0, 0, 375, 194