diff --git a/gradle.properties b/gradle.properties
index a513a92b4..6fed0df2b 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,7 +2,7 @@ group = org.purpurmc.purpur
 version = 1.21.6-R0.1-SNAPSHOT
 
 mcVersion = 1.21.6
-paperCommit = 57c202e01516b653aea9c7e050eaded1448863e5
+paperCommit = 4d854e66b80dad9898d71a0f0b1f83cd39b97119
 
 org.gradle.configuration-cache = true
 org.gradle.caching = true
diff --git a/purpur-server/minecraft-patches/sources/net/minecraft/world/item/trading/MerchantOffer.java.patch b/purpur-server/minecraft-patches/sources/net/minecraft/world/item/trading/MerchantOffer.java.patch
index 6a3b114a8..d173c48d1 100644
--- a/purpur-server/minecraft-patches/sources/net/minecraft/world/item/trading/MerchantOffer.java.patch
+++ b/purpur-server/minecraft-patches/sources/net/minecraft/world/item/trading/MerchantOffer.java.patch
@@ -1,16 +1,17 @@
 --- a/net/minecraft/world/item/trading/MerchantOffer.java
 +++ b/net/minecraft/world/item/trading/MerchantOffer.java
-@@ -143,7 +_,12 @@
+@@ -143,8 +_,13 @@
      }
  
      public void updateDemand() {
--        this.demand = Math.max(0, this.demand + this.uses - (this.maxUses - this.uses)); // Paper - Fix MC-163962
 +        // Purpur start - Configurable minimum demand for trades
 +        this.updateDemand(0);
 +    }
 +    public void updateDemand(int minimumDemand) {
-+        this.demand = Math.max(minimumDemand, this.demand + this.uses - (this.maxUses - this.uses)); // Paper - Fix MC-163962
 +        // Purpur end - Configurable minimum demand for trades
+         this.demand = this.demand + this.uses - (this.maxUses - this.uses);
+-        if (io.papermc.paper.configuration.GlobalConfiguration.get().misc.preventNegativeVillagerDemand) this.demand = Math.max(0, this.demand); // Paper - Fix MC-163962
++        if (io.papermc.paper.configuration.GlobalConfiguration.get().misc.preventNegativeVillagerDemand) this.demand = Math.max(minimumDemand, this.demand); // Paper - Fix MC-163962 // Purpur - Configurable minimum demand for trades
      }
  
      public ItemStack assemble() {