diff --git a/source/blood/src/controls.cpp b/source/blood/src/controls.cpp
index 0030fb304..f6dc157ea 100644
--- a/source/blood/src/controls.cpp
+++ b/source/blood/src/controls.cpp
@@ -42,16 +42,30 @@ void GameInterface::GetInput(InputPacket* packet, ControlInfo* const hidInput)
         return;
     }
 
+    PLAYER* pPlayer = &gPlayer[myconnectindex];
     double const scaleAdjust = InputScale();
     InputPacket input {};
 
     ApplyGlobalInput(gInput, hidInput);
     processMovement(&input, &gInput, hidInput, scaleAdjust);
 
+    // Handle crouch toggling.
+    if (buttonMap.ButtonDown(gamefunc_Toggle_Crouch) || pPlayer->crouch_toggle)
+    {
+        gInput.actions |= SB_CROUCH;
+    }
+    if (buttonMap.ButtonDown(gamefunc_Toggle_Crouch))
+    {
+        pPlayer->crouch_toggle = !pPlayer->crouch_toggle;
+        buttonMap.ClearButton(gamefunc_Toggle_Crouch);
+    }
+    if (buttonMap.ButtonDown(gamefunc_Crouch) || buttonMap.ButtonDown(gamefunc_Jump))
+    {
+        pPlayer->crouch_toggle = false;
+    }
+
     if (!cl_syncinput && gamestate == GS_LEVEL)
     {
-        PLAYER* pPlayer = &gPlayer[myconnectindex];
-
         // Perform unsynchronised angle/horizon if not dead.
         if (gView->pXSprite->health != 0)
         {
diff --git a/source/blood/src/player.h b/source/blood/src/player.h
index 3fa6efa06..e3b0bc0c2 100644
--- a/source/blood/src/player.h
+++ b/source/blood/src/player.h
@@ -183,6 +183,7 @@ struct PLAYER
     int                 player_par;
     int                 nWaterPal;
     POSTURE             pPosture[kModeMax][kPostureMax];
+    bool                crouch_toggle;
 };
 
 struct PROFILE
diff --git a/wadsrc/static/menudef.txt b/wadsrc/static/menudef.txt
index 6a62b91a3..e019e8a08 100644
--- a/wadsrc/static/menudef.txt
+++ b/wadsrc/static/menudef.txt
@@ -514,7 +514,7 @@ OptionMenu "ActionControlsMenu" protected
 	StaticText ""
 	Control    "$CNTRLMNU_JUMP"             , "+jump"
 	Control    "$CNTRLMNU_CROUCH"           , "+crouch"
-	ifgame(Duke, Nam, WW2GI, Redneck, RedneckRides)
+	ifgame(Duke, Nam, WW2GI, Redneck, RedneckRides, Blood)
 	{
 		// Fixme: Make this work in all games
 		Control    "$CNTRLMNU_TOGGLECROUCH"     , "+toggle_crouch"