diff --git a/potion/potioncha.arc b/potion/potioncha.arc
index 8e355dd35..775ad9a69 100644
--- a/potion/potioncha.arc
+++ b/potion/potioncha.arc
@@ -11,5 +11,6 @@ value 12500
 Cha 1
 editable 2048
 name_pl potions of charisma
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potioncol.arc b/potion/potioncol.arc
index 9c9fb2ed6..c502ac13f 100644
--- a/potion/potioncol.arc
+++ b/potion/potioncol.arc
@@ -11,6 +11,7 @@ value 5800
 resist_fire 90
 editable 2048
 name_pl potions of fire resistance
+on_use_yield potion_empty
 client_type 651
 end
 Object potion_cold2
@@ -26,6 +27,7 @@ value 28000
 resist_fire 95
 editable 2048
 name_pl potions of lava resistance
+on_use_yield potion_empty
 client_type 651
 end
 
diff --git a/potion/potioncon.arc b/potion/potioncon.arc
index fb820a26d..65267d5a7 100644
--- a/potion/potioncon.arc
+++ b/potion/potioncon.arc
@@ -11,5 +11,6 @@ value 14500
 Con 1
 editable 2048
 name_pl potions of constitution
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potiondex.arc b/potion/potiondex.arc
index 42d9fe9e3..457d153ec 100644
--- a/potion/potiondex.arc
+++ b/potion/potiondex.arc
@@ -11,5 +11,6 @@ value 14000
 Dex 1
 editable 2048
 name_pl potions of dexterity
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potionfir.arc b/potion/potionfir.arc
index 55387360d..0fa764159 100644
--- a/potion/potionfir.arc
+++ b/potion/potionfir.arc
@@ -11,6 +11,7 @@ value 5200
 resist_cold 90
 editable 2048
 name_pl potions of cold resistance
+on_use_yield potion_empty
 client_type 651
 end
 Object potion_fire2
@@ -26,6 +27,7 @@ value 28000
 resist_cold 95
 editable 2048
 name_pl potions of frost resistance
+on_use_yield potion_empty
 client_type 651
 end
 
diff --git a/potion/potionhea.arc b/potion/potionhea.arc
index 3ab454edf..3c4b93ee8 100644
--- a/potion/potionhea.arc
+++ b/potion/potionhea.arc
@@ -11,5 +11,6 @@ value 5200
 sp 35
 editable 2048
 name_pl healing potions
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potionhero.arc b/potion/potionhero.arc
index 4be079d12..0307ae647 100644
--- a/potion/potionhero.arc
+++ b/potion/potionhero.arc
@@ -11,5 +11,6 @@ value 500
 sp 80
 editable 2048
 name_pl potions of heroism
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potionimp.arc b/potion/potionimp.arc
index 8fd1915b7..5d2195089 100644
--- a/potion/potionimp.arc
+++ b/potion/potionimp.arc
@@ -12,5 +12,6 @@ editable 2048
 attacktype 1048576
 need_an 1
 name_pl improvement potions
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potionint.arc b/potion/potionint.arc
index 9b0be08ad..7848f57a8 100644
--- a/potion/potionint.arc
+++ b/potion/potionint.arc
@@ -11,5 +11,6 @@ value 13000
 Int 1
 editable 2048
 name_pl potions of intelligence
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potioninv.arc b/potion/potioninv.arc
index e2d9f0866..4662cddd5 100644
--- a/potion/potioninv.arc
+++ b/potion/potioninv.arc
@@ -11,6 +11,7 @@ value 10000
 resist_physical 90
 editable 2048
 name_pl potions of invulnerability
+on_use_yield potion_empty
 client_type 651
 end
 Object potion_aethereality
@@ -26,6 +27,7 @@ value 28000
 resist_physical 95
 editable 2048
 name_pl potions of aethereality
+on_use_yield potion_empty
 client_type 651
 end
 
diff --git a/potion/potionmag.arc b/potion/potionmag.arc
index 71723987f..8485aeccd 100644
--- a/potion/potionmag.arc
+++ b/potion/potionmag.arc
@@ -11,5 +11,6 @@ weight 1800
 value 5200
 editable 2048
 name_pl magic power potions
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potionpow.arc b/potion/potionpow.arc
index 707550cc3..f03fd296b 100644
--- a/potion/potionpow.arc
+++ b/potion/potionpow.arc
@@ -11,5 +11,6 @@ value 13500
 Pow 1
 editable 2048
 name_pl potions of power
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potionrstr.arc b/potion/potionrstr.arc
index 0fdfd08dd..3e99322d8 100644
--- a/potion/potionrstr.arc
+++ b/potion/potionrstr.arc
@@ -10,5 +10,6 @@ weight 1500
 color_fg light_blue
 editable 2048
 name_pl potions of life
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potionstr.arc b/potion/potionstr.arc
index 427d12d89..b63c4289a 100644
--- a/potion/potionstr.arc
+++ b/potion/potionstr.arc
@@ -11,5 +11,6 @@ value 15000
 Str 1
 editable 2048
 name_pl potions of strength
+on_use_yield potion_empty
 client_type 651
 end
diff --git a/potion/potionwis.arc b/potion/potionwis.arc
index 8278461ae..05c989c02 100644
--- a/potion/potionwis.arc
+++ b/potion/potionwis.arc
@@ -11,5 +11,6 @@ value 12000
 Wis 1
 editable 2048
 name_pl potions of wisdom
+on_use_yield potion_empty
 client_type 651
 end