diff --git a/src/main/java/com/cleanroommc/modularui/value/sync/FluidSlotSyncHandler.java b/src/main/java/com/cleanroommc/modularui/value/sync/FluidSlotSyncHandler.java
index 3fc884208..42442f044 100644
--- a/src/main/java/com/cleanroommc/modularui/value/sync/FluidSlotSyncHandler.java
+++ b/src/main/java/com/cleanroommc/modularui/value/sync/FluidSlotSyncHandler.java
@@ -142,7 +142,7 @@ public void readOnServer(int id, PacketBuffer buf) {
     }
 
     protected void tryClickContainer(MouseData mouseData) {
-        boolean processFullStack = mouseData.shift;
+        boolean processFullStack = mouseData.mouseButton == 0;
         ItemStack heldItem = getSyncManager().getCursorItem();
         if (heldItem == null || heldItem.stackSize == 0) {
             return;
diff --git a/src/main/resources/assets/modularui2/lang/en_US.lang b/src/main/resources/assets/modularui2/lang/en_US.lang
index ed804e7e9..e8c77e56f 100644
--- a/src/main/resources/assets/modularui2/lang/en_US.lang
+++ b/src/main/resources/assets/modularui2/lang/en_US.lang
@@ -17,9 +17,9 @@ modularui2.fluid.gas=Gas
 modularui2.fluid.liquid=Liquid
 modularui2.item.phantom.control=§7Scroll wheel up increases amount, down decreases.\n§7Shift[§6x4§7],Ctrl[§ex16§7],Alt[§ax64§7]\n§7Right click increases amount, left click decreases.\n§7Shift + left click to clear.
 
-modularui2.fluid.click_to_fill=§bLeft §7Click with a Fluid Container to §bfill §7the tank (Shift-click for a full stack).
-modularui2.fluid.click_combined=§cRight §7or §bLeft §7Click with a Fluid Container to §cempty §7or §bfill §7the tank (Shift-click for a full stack).
-modularui2.fluid.click_to_empty=§cRight §7Click with a Fluid Container to §cempty §7the tank (Shift-click for a full stack).
+modularui2.fluid.click_to_fill=§bLeft §7Click with a Fluid Container to §bfill §7the tank.\n§cRight §7Click to process one item per click.
+modularui2.fluid.click_combined=§bLeft §7Click with a Fluid Container to §cempty §7or §bfill §7the tank.\n§cRight §7Click to process one item per click.
+modularui2.fluid.click_to_empty=§bLeft §7Click with a Fluid Container to §cempty §7the tank.\n§cRight §7Click to process one item per click.
 
 # Debug Screen
 modularui2.debug.mouse_pos=§7Mouse Pos: §3%d§7, §3%d
@@ -36,4 +36,4 @@ modularui2.debug.slot_index=§7Slot Index: §3%d
 modularui2.debug.slot_number=§7Slot Number: §3%d
 modularui2.debug.shift_click_priority=§7Shift-Click Priority: §3%d
 modularui2.debug.disabled=§cDISABLED
-modularui2.debug.hovered=§7Hovered: §6%s
\ No newline at end of file
+modularui2.debug.hovered=§7Hovered: §6%s