diff --git a/LICENSE.md b/LICENSE.md
index 5cd30f26..231aaac3 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -40,3 +40,5 @@ to the package as long as you don't use it as a way to circumvent the restrictio
 
 4. By proposing a modification you agree to assign all your rights on your code to the Copyright Holder.
 You must therefore own the modifications you propose or have the permission to assign their rights.
+
+5. All modified versions of the package must also be open-source
\ No newline at end of file
diff --git a/Plugin/src/main/java/com/willfp/ecoenchants/enchantments/ecoenchants/normal/Plasmic.java b/Plugin/src/main/java/com/willfp/ecoenchants/enchantments/ecoenchants/normal/Plasmic.java
index 4f11b4f5..21968822 100644
--- a/Plugin/src/main/java/com/willfp/ecoenchants/enchantments/ecoenchants/normal/Plasmic.java
+++ b/Plugin/src/main/java/com/willfp/ecoenchants/enchantments/ecoenchants/normal/Plasmic.java
@@ -20,7 +20,7 @@ public final class Plasmic extends EcoEnchant {
 
     // START OF LISTENERS
 
-    private static Material[] items;
+    private static final Material[] items;
 
     static {
         if(Prerequisite.MinVer1_16.isMet()) {
@@ -42,7 +42,6 @@ public final class Plasmic extends EcoEnchant {
                     Material.DIAMOND_LEGGINGS,
                     Material.DIAMOND_BOOTS
             };
-
         }
     }