diff --git a/src/main/java/world/bentobox/level/LevelsManager.java b/src/main/java/world/bentobox/level/LevelsManager.java
index 7e6163e..39316f6 100644
--- a/src/main/java/world/bentobox/level/LevelsManager.java
+++ b/src/main/java/world/bentobox/level/LevelsManager.java
@@ -36,16 +36,8 @@ import world.bentobox.level.util.CachedData;
 
 public class LevelsManager {
     private static final String INTOPTEN = "intopten";
-    private static final TreeMap<BigInteger, String> LEVELS;
+    private static final TreeMap<BigInteger, String> LEVELS = new TreeMap<>();
     private static final BigInteger THOUSAND = BigInteger.valueOf(1000);
-    static {
-        LEVELS = new TreeMap<>();
-
-        LEVELS.put(THOUSAND, "k");
-        LEVELS.put(THOUSAND.pow(2), "M");
-        LEVELS.put(THOUSAND.pow(3), "G");
-        LEVELS.put(THOUSAND.pow(4), "T");
-    }
     private final Level addon;
 
     // Database handler for level data
@@ -67,6 +59,12 @@ public class LevelsManager {
         levelsCache = new HashMap<>();
         // Initialize top ten lists
         topTenLists = new ConcurrentHashMap<>();
+        // Units
+        LEVELS.put(THOUSAND, addon.getSettings().getKilo());
+        LEVELS.put(THOUSAND.pow(2), addon.getSettings().getMega());
+        LEVELS.put(THOUSAND.pow(3), addon.getSettings().getGiga());
+        LEVELS.put(THOUSAND.pow(4), addon.getSettings().getTera());
+
     }
 
     public void migrate() {
diff --git a/src/main/java/world/bentobox/level/config/ConfigSettings.java b/src/main/java/world/bentobox/level/config/ConfigSettings.java
index c287d2a..e865f47 100644
--- a/src/main/java/world/bentobox/level/config/ConfigSettings.java
+++ b/src/main/java/world/bentobox/level/config/ConfigSettings.java
@@ -3,6 +3,7 @@ package world.bentobox.level.config;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
+import java.util.Objects;
 
 import world.bentobox.bentobox.BentoBox;
 import world.bentobox.bentobox.api.configuration.ConfigComment;
@@ -120,6 +121,17 @@ public class ConfigSettings implements ConfigObject {
     @ConfigComment("Shows large level values rounded down, e.g., 10,345 -> 10k")
     @ConfigEntry(path = "shorthand")
     private boolean shorthand = false;
+
+    @ConfigComment("Shorthand units")
+    @ConfigEntry(path = "units.kilo")
+    private String kilo = "k";
+    @ConfigEntry(path = "units.mega")
+    private String mega = "M";
+    @ConfigEntry(path = "units.giga")
+    private String giga = "G";
+    @ConfigEntry(path = "units.tera")
+    private String tera = "T";
+
     @ConfigComment("")
     @ConfigComment("Include Shulker Box content in chests in level calculations.")
     @ConfigComment("Will count blocks in Shulker Boxes inside of chests.")
@@ -419,4 +431,60 @@ public class ConfigSettings implements ConfigObject {
     public void setDisabledPluginHooks(List<String> disabledPluginHooks) {
         this.disabledPluginHooks = disabledPluginHooks;
     }
+
+    /**
+     * @return the kilo
+     */
+    public String getKilo() {
+        return Objects.requireNonNullElse(kilo, "k");
+    }
+
+    /**
+     * @param kilo the kilo to set
+     */
+    public void setKilo(String kilo) {
+        this.kilo = kilo;
+    }
+
+    /**
+     * @return the mega
+     */
+    public String getMega() {
+        return Objects.requireNonNullElse(mega, "M");
+    }
+
+    /**
+     * @param mega the mega to set
+     */
+    public void setMega(String mega) {
+        this.mega = mega;
+    }
+
+    /**
+     * @return the giga
+     */
+    public String getGiga() {
+        return Objects.requireNonNullElse(giga, "G");
+    }
+
+    /**
+     * @param giga the giga to set
+     */
+    public void setGiga(String giga) {
+        this.giga = giga;
+    }
+
+    /**
+     * @return the tera
+     */
+    public String getTera() {
+        return Objects.requireNonNullElse(tera, "T");
+    }
+
+    /**
+     * @param tera the tera to set
+     */
+    public void setTera(String tera) {
+        this.tera = tera;
+    }
 }
diff --git a/src/main/resources/config.yml b/src/main/resources/config.yml
index 7f2ed95..4b98666 100644
--- a/src/main/resources/config.yml
+++ b/src/main/resources/config.yml
@@ -4,22 +4,22 @@
 # Disabled Game Mode Addons
 # Level will NOT hook into these game mode addons.
 disabled-game-modes: []
-#
+# 
 # When executing level command from console, should a report be shown?
 log-report-to-console: true
-#
+# 
 # Number of concurrent island calculations
 # If your CPU can handle it, you can run parallel island calcs if there are more than one in the queue
 concurrent-island-calcs: 1
-#
+# 
 # Island level calculation timeout in minutes.
 # If an island takes longer that this time to calculate, then the calculation will abort.
 # Generally, calculation should only take a few seconds, so if this ever triggers then something is not right.
 calculation-timeout: 5
-#
+# 
 # Zero island levels on new island or island reset
 # If true, Level will calculate the starter island's level and remove it from any future level calculations.
-# If this is false, the player's starter island blocks will count towards their level.
+# If false, the player's starter island blocks will count towards their level.
 # This will reduce CPU if false.
 zero-new-island-levels: true
 # 
@@ -72,3 +72,18 @@ sumteamdeaths: false
 # Shorthand island level
 # Shows large level values rounded down, e.g., 10,345 -> 10k
 shorthand: false
+units:
+  # Shorthand units
+  kilo: k
+  mega: M
+  giga: G
+  tera: T
+# 
+# Include Shulker Box content in chests in level calculations.
+# Will count blocks in Shulker Boxes inside of chests.
+# NOTE: include-chests needs to be enabled for this to work!.
+include-shulkers-in-chest: false
+# 
+# Disables hooking with other plugins.
+# Example: disabled-plugin-hooks: [UltimateStacker, RoseStacker]
+disabled-plugin-hooks: []
\ No newline at end of file
diff --git a/src/test/java/world/bentobox/level/LevelsManagerTest.java b/src/test/java/world/bentobox/level/LevelsManagerTest.java
index c0be60c..e8b0361 100644
--- a/src/test/java/world/bentobox/level/LevelsManagerTest.java
+++ b/src/test/java/world/bentobox/level/LevelsManagerTest.java
@@ -95,7 +95,7 @@ public class LevelsManagerTest {
     private World world;
     @Mock
     private Player player;
-    @Mock
+
     private ConfigSettings settings;
     @Mock
     private User user;
@@ -176,6 +176,7 @@ public class LevelsManagerTest {
         when(world.getName()).thenReturn("bskyblock-world");
 
         // Settings
+        settings = new ConfigSettings();
         when(addon.getSettings()).thenReturn(settings);
 
         // User
@@ -334,7 +335,7 @@ public class LevelsManagerTest {
     @Test
     public void testFormatLevel() {
 	assertEquals("123456789", lm.formatLevel(123456789L));
-	when(settings.isShorthand()).thenReturn(true);
+    settings.setShorthand(true);
 	assertEquals("123.5M", lm.formatLevel(123456789L));
 	assertEquals("1.2k", lm.formatLevel(1234L));
 	assertEquals("123.5G", lm.formatLevel(123456789352L));