diff --git a/Source/g_game.c b/Source/g_game.c
index 8810e4c5..e41455d6 100644
--- a/Source/g_game.c
+++ b/Source/g_game.c
@@ -122,6 +122,7 @@ wbstartstruct_t wminfo;               // parms for world map / intermission
 boolean         haswolflevels = false;// jff 4/18/98 wolf levels present
 byte            *savebuffer;
 int             autorun = false;      // always running?          // phares
+int             novert = false;
 
 int             default_complevel;
 
@@ -470,7 +471,10 @@ void G_BuildTiccmd(ticcmd_t* cmd)
     cmd->buttons |= BT_USE;
   }
 
+  if (!novert)
+  {
   forward += mousey;
+  }
   if (strafe)
     side += mousex*2;
   else
diff --git a/Source/g_game.h b/Source/g_game.h
index 39cea728..0aa345ee 100644
--- a/Source/g_game.h
+++ b/Source/g_game.h
@@ -79,6 +79,7 @@ extern int  key_escape;
 extern int  key_enter;
 extern int  key_help;
 extern int  autorun;           // always running?                   // phares
+extern int  novert;
 
 extern int  defaultskill;      //jff 3/24/98 default skill
 extern boolean haswolflevels;  //jff 4/18/98 wolf levels present
diff --git a/Source/m_input.h b/Source/m_input.h
index 00277b61..adf4b5e8 100644
--- a/Source/m_input.h
+++ b/Source/m_input.h
@@ -39,6 +39,7 @@ enum
   input_speed,
   input_strafe,
   input_autorun,
+  input_novert,
   input_reverse,
   input_use,
   input_fire,
diff --git a/Source/m_menu.c b/Source/m_menu.c
index 74655ccd..08e5dd63 100644
--- a/Source/m_menu.c
+++ b/Source/m_menu.c
@@ -2718,10 +2718,11 @@ setup_menu_t keys_settings1[] =  // Key Binding screen strings
   {"RUN"         ,S_INPUT     ,m_scrn,KB_X,KB_Y+8*8,{0},input_speed},
   {"STRAFE"      ,S_INPUT     ,m_scrn,KB_X,KB_Y+9*8,{0},input_strafe},
   {"AUTORUN"     ,S_INPUT     ,m_scrn,KB_X,KB_Y+10*8,{0},input_autorun},
+  {"VERTICAL MOUSE",S_INPUT   ,m_scrn,KB_X,KB_Y+11*8,{0},input_novert},
 
-  {"TURN LEFT"   ,S_INPUT     ,m_scrn,KB_X,KB_Y+12*8,{0},input_turnleft},
-  {"TURN RIGHT"  ,S_INPUT     ,m_scrn,KB_X,KB_Y+13*8,{0},input_turnright},
-  {"180 TURN"    ,S_INPUT     ,m_scrn,KB_X,KB_Y+14*8,{0},input_reverse},
+  {"TURN LEFT"   ,S_INPUT     ,m_scrn,KB_X,KB_Y+13*8,{0},input_turnleft},
+  {"TURN RIGHT"  ,S_INPUT     ,m_scrn,KB_X,KB_Y+14*8,{0},input_turnright},
+  {"180 TURN"    ,S_INPUT     ,m_scrn,KB_X,KB_Y+15*8,{0},input_reverse},
 
   // Button for resetting to defaults
   {0,S_RESET,m_null,X_BUTTON,Y_BUTTON},
@@ -4831,6 +4832,13 @@ boolean M_Responder (event_t* ev)
 	  return true;
 	}
 
+      if (M_InputActivated(input_novert))
+	{
+	  novert = !novert;
+	  dprintf("Vertical Mouse %s", !novert ? "On" : "Off");
+	  return true;
+	}
+
       if (ch == key_help)      // Help key
 	{
 	  M_StartControlPanel ();
diff --git a/Source/m_misc.c b/Source/m_misc.c
index 550bd0db..b41bd7d9 100644
--- a/Source/m_misc.c
+++ b/Source/m_misc.c
@@ -426,6 +426,13 @@ default_t defaults[] = {
     "1 to enable autorun"
   },
 
+  {
+    "novert",
+    (config_t *) &novert, NULL,
+    {0}, {0,1}, number, ss_none, wad_no,
+    "1 to disable vertical mouse movement"
+  },
+
   { // killough 2/21/98: default to 10
     "screenblocks",
     (config_t *) &screenblocks, NULL,
@@ -935,6 +942,14 @@ default_t defaults[] = {
                      {input_type_joyb, CONTROLLER_LEFT_STICK} }
   },
 
+  {
+    "input_novert",
+    NULL, NULL,
+    {0}, {UL,UL}, input, ss_keys, wad_no,
+    "key to toggle vertical mouse movement",
+    input_novert, { {0, 0} }
+  },
+
   {
     "input_chat",
     NULL, NULL,