diff --git a/gradle.properties b/gradle.properties
index daf036d..c81e6a8 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,5 +1,5 @@
 modGroup=org.labellum.mc
-modVersion=1.8
+modVersion=1.9
 modBaseName=waterflasks
 forgeVersion=1.12.2-14.23.5.2847
 mcpVersion=stable_39
diff --git a/src/main/java/org/labellum/mc/waterflasks/Waterflasks.java b/src/main/java/org/labellum/mc/waterflasks/Waterflasks.java
index 5d295d6..3e6f0b4 100644
--- a/src/main/java/org/labellum/mc/waterflasks/Waterflasks.java
+++ b/src/main/java/org/labellum/mc/waterflasks/Waterflasks.java
@@ -56,7 +56,7 @@ public class Waterflasks {
 
     public static final String MOD_ID = "waterflasks";
     public static final String MOD_NAME = "WaterFlasks";
-    public static final String VERSION = "1.7";
+    public static final String VERSION = "1.9";
     public static final String DEPENDENCIES = "required-after:" + TerraFirmaCraft.MOD_ID +
         "@[" + "1.0.0.127" + ",)";
 
diff --git a/src/main/java/org/labellum/mc/waterflasks/item/ItemFlask.java b/src/main/java/org/labellum/mc/waterflasks/item/ItemFlask.java
index 6ac1395..1dd15cf 100644
--- a/src/main/java/org/labellum/mc/waterflasks/item/ItemFlask.java
+++ b/src/main/java/org/labellum/mc/waterflasks/item/ItemFlask.java
@@ -80,6 +80,13 @@ public ItemFlask(String name, int CAPACITY, int DRINK) {
         setHasSubtypes(true);
     }
 
+// Fix #12 by actually implementing the MC function that limits stack sizes
+    @Override
+    public int getItemStackLimit(ItemStack stack)
+    {
+        return getStackSize(stack);
+    }
+
     @Nonnull
     @Override
     public Size getSize(@Nonnull ItemStack stack)