diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index c9caadf..d550d86 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -10,10 +10,10 @@ jobs:
     steps:
       - uses: actions/checkout@v1
 
-      - name: Set up JDK 11
+      - name: Set up JDK 21
         uses: actions/setup-java@v1
         with:
-          java-version: 11
+          java-version: 21
 
       - name: Build with Maven
         run: mvn -B package --file pom.xml
diff --git a/.idea/misc.xml b/.idea/misc.xml
index f0021fd..5cacde7 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -29,9 +29,8 @@
         <option value="$PROJECT_DIR$/NMS-v1_19_R1/pom.xml" />
       </set>
     </option>
-    <option name="workspaceImportForciblyTurnedOn" value="true" />
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="true" project-jdk-name="temurin-11" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" project-jdk-name="temurin-21" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
 </project>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 7ee27dc..de917ad 100644
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,7 @@
 
     <groupId>tech.sbdevelopment</groupId>
     <artifactId>MapReflectionAPI</artifactId>
-    <version>1.6.3</version>
+    <version>1.6.4</version>
     <packaging>jar</packaging>
 
     <name>MapReflectionAPI</name>
@@ -48,14 +48,14 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.10.1</version>
+                <version>3.13.0</version>
                 <configuration>
                     <release>11</release>
                     <annotationProcessorPaths>
                         <path>
                             <groupId>org.projectlombok</groupId>
                             <artifactId>lombok</artifactId>
-                            <version>1.18.30</version>
+                            <version>1.18.32</version>
                         </path>
                     </annotationProcessorPaths>
                 </configuration>
@@ -63,7 +63,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
-                <version>3.3.0</version>
+                <version>3.5.3</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -95,6 +95,13 @@
                     <outputDirectory>${maven.lombok.delombok-target}</outputDirectory>
                     <addOutputDirectory>false</addOutputDirectory>
                 </configuration>
+                <dependencies>
+                    <dependency>
+                        <groupId>org.projectlombok</groupId>
+                        <artifactId>lombok</artifactId>
+                        <version>1.18.32</version>
+                    </dependency>
+                </dependencies>
                 <executions>
                     <execution>
                         <phase>generate-sources</phase>
@@ -108,7 +115,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.4.0</version>
+                <version>3.6.3</version>
                 <configuration>
                     <release>11</release>
                     <sourcepath>${maven.lombok.delombok-target}</sourcepath>
@@ -167,7 +174,7 @@
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
-            <version>1.18.30</version>
+            <version>1.18.32</version>
             <scope>provided</scope>
         </dependency>
 
diff --git a/src/main/java/tech/sbdevelopment/mapreflectionapi/utils/XMaterial.java b/src/main/java/tech/sbdevelopment/mapreflectionapi/utils/XMaterial.java
index 95ecaa0..9a43afe 100644
--- a/src/main/java/tech/sbdevelopment/mapreflectionapi/utils/XMaterial.java
+++ b/src/main/java/tech/sbdevelopment/mapreflectionapi/utils/XMaterial.java
@@ -30,7 +30,6 @@ import org.bukkit.Material;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.meta.ItemMeta;
 import org.bukkit.inventory.meta.SpawnEggMeta;
-import org.bukkit.potion.Potion;
 
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
@@ -1908,13 +1907,6 @@ public enum XMaterial {
             }
         }
 
-        // Potions used the items data value to store
-        // information about the type of potion in 1.8
-        if (!supports(9) && material.endsWith("ION")) {
-            // There's also 16000+ data value technique, but this is more reliable.
-            return Potion.fromItemStack(item).isSplash() ? SPLASH_POTION : POTION;
-        }
-
         // Refer to the enum for info.
         // Currently, these are the only materials with a non-zero data value
         // that has been renamed after the flattening update.