diff --git a/build.gradle b/build.gradle
index 783f614..bfcb06b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -11,7 +11,7 @@ apply plugin: 'net.minecraftforge.gradle.forge'
 //Only edit below this line, the above code adds and enables the necessary things for Forge to be setup.
 
 
-version = "1.12-forge14.21.0.2375-1.1"
+version = "1.12-forge14.21.1.2387-1.1"
 group = "de.guntram.mcmod.easiercrafting" // http://maven.apache.org/guides/mini/guide-naming-conventions.html
 archivesBaseName = "easiercrafting"
 
@@ -21,7 +21,7 @@ compileJava {
 }
 
 minecraft {
-    version = "1.12-14.21.0.2375"
+    version = "1.12-14.21.1.2387"
     runDir = "run"
     
     // the mappings can be changed at any time, and must be in the following format.
diff --git a/src/main/java/de/guntram/mcmod/easiercrafting/RecipeBook.java b/src/main/java/de/guntram/mcmod/easiercrafting/RecipeBook.java
index 825024e..e84ba67 100644
--- a/src/main/java/de/guntram/mcmod/easiercrafting/RecipeBook.java
+++ b/src/main/java/de/guntram/mcmod/easiercrafting/RecipeBook.java
@@ -424,9 +424,10 @@ public void mouseClicked(int mouseX, int mouseY, int mouseButton, int guiLeft, i
                 Slot invitem=container.inventorySlots.getSlot(slot+firstInventorySlotNo);
                 ItemStack slotcontent=invitem.getStack();
                 if (canActAsIngredient(ingr, slotcontent)) {
+                    // System.out.println("craftslot is "+craftslot+", first is "+firstCraftSlot+", rowadjust is "+rowadjust+", transferring "+remaining+" items");
                     // TODO: && (isempty(craftslot) || ismergeable(slot,craftslot))
                     transfer(slot+firstInventorySlotNo, craftslot+firstCraftSlot+rowadjust, remaining);
-                    remaining=maxCraftableStacks-container.inventorySlots.getSlot(craftslot+firstCraftSlot).getStack().getCount();
+                    remaining=maxCraftableStacks-container.inventorySlots.getSlot(craftslot+firstCraftSlot+rowadjust).getStack().getCount();
                 }
             }
             if (underMouse instanceof ShapedRecipes && ((craftslot+1)%((ShapedRecipes)underMouse).recipeWidth)==0) {