diff --git a/src/main/java/ellpeck/actuallyadditions/booklet/GuiBooklet.java b/src/main/java/ellpeck/actuallyadditions/booklet/GuiBooklet.java
index 023ecc6bd..a570a385b 100644
--- a/src/main/java/ellpeck/actuallyadditions/booklet/GuiBooklet.java
+++ b/src/main/java/ellpeck/actuallyadditions/booklet/GuiBooklet.java
@@ -19,7 +19,7 @@ import ellpeck.actuallyadditions.util.AssetUtil;
 import ellpeck.actuallyadditions.util.KeyUtil;
 import ellpeck.actuallyadditions.util.ModUtil;
 import ellpeck.actuallyadditions.util.StringUtil;
-import ellpeck.actuallyadditions.util.playerdata.PersistantClientData;
+import ellpeck.actuallyadditions.util.playerdata.PersistentClientData;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.FontRenderer;
 import net.minecraft.client.gui.GuiButton;
@@ -133,7 +133,7 @@ public class GuiBooklet extends GuiScreen{
 
     @Override
     public void onGuiClosed(){
-        PersistantClientData.saveBookPage(this.currentIndexEntry, this.currentChapter, this.currentPage, this.pageOpenInIndex);
+        PersistentClientData.saveBookPage(this.currentIndexEntry, this.currentChapter, this.currentPage, this.pageOpenInIndex);
     }
 
     @Override
@@ -178,14 +178,14 @@ public class GuiBooklet extends GuiScreen{
         this.currentChapter = null;
         this.currentIndexEntry = null;
 
-        if(!PersistantClientData.getBoolean("BookAlreadyOpened")){
+        if(!PersistentClientData.getBoolean("BookAlreadyOpened")){
             this.openIndexEntry(InitBooklet.chapterIntro.entry, 1, true);
             this.openChapter(InitBooklet.chapterIntro, null);
 
-            PersistantClientData.setBoolean("BookAlreadyOpened", true);
+            PersistentClientData.setBoolean("BookAlreadyOpened", true);
         }
         else{
-            PersistantClientData.openLastBookPage(this);
+            PersistentClientData.openLastBookPage(this);
         }
     }
 
diff --git a/src/main/java/ellpeck/actuallyadditions/event/CraftEvent.java b/src/main/java/ellpeck/actuallyadditions/event/CraftEvent.java
index e2e53c3f7..4d39915ba 100644
--- a/src/main/java/ellpeck/actuallyadditions/event/CraftEvent.java
+++ b/src/main/java/ellpeck/actuallyadditions/event/CraftEvent.java
@@ -17,7 +17,7 @@ import ellpeck.actuallyadditions.achievement.TheAchievements;
 import ellpeck.actuallyadditions.config.values.ConfigBoolValues;
 import ellpeck.actuallyadditions.items.InitItems;
 import ellpeck.actuallyadditions.util.INameableItem;
-import ellpeck.actuallyadditions.util.playerdata.PersistantServerData;
+import ellpeck.actuallyadditions.util.playerdata.PersistentServerData;
 import net.minecraft.block.Block;
 import net.minecraft.entity.item.EntityItem;
 import net.minecraft.entity.player.EntityPlayer;
@@ -31,7 +31,7 @@ public class CraftEvent{
 
         if(ConfigBoolValues.GIVE_BOOKLET_ON_FIRST_CRAFT.isEnabled()){
             if(!event.player.worldObj.isRemote && event.crafting.getItem() != InitItems.itemLexicon && (event.crafting.getItem() instanceof INameableItem || Block.getBlockFromItem(event.crafting.getItem()) instanceof INameableItem)){
-                PersistantServerData data = PersistantServerData.get(event.player);
+                PersistentServerData data = PersistentServerData.get(event.player);
                 if(data != null && !data.bookGottenAlready){
                     data.bookGottenAlready = true;
 
diff --git a/src/main/java/ellpeck/actuallyadditions/event/EntityConstructingEvent.java b/src/main/java/ellpeck/actuallyadditions/event/EntityConstructingEvent.java
index 53960ee18..b6a65afe8 100644
--- a/src/main/java/ellpeck/actuallyadditions/event/EntityConstructingEvent.java
+++ b/src/main/java/ellpeck/actuallyadditions/event/EntityConstructingEvent.java
@@ -12,7 +12,7 @@ package ellpeck.actuallyadditions.event;
 
 import cpw.mods.fml.common.eventhandler.SubscribeEvent;
 import ellpeck.actuallyadditions.util.ModUtil;
-import ellpeck.actuallyadditions.util.playerdata.PersistantServerData;
+import ellpeck.actuallyadditions.util.playerdata.PersistentServerData;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraftforge.event.entity.EntityEvent;
 
@@ -21,8 +21,8 @@ public class EntityConstructingEvent{
     @SubscribeEvent
     public void onEntityConstructing(EntityEvent.EntityConstructing event){
         if(event.entity instanceof EntityPlayer){
-            if(PersistantServerData.get((EntityPlayer)event.entity) == null){
-                event.entity.registerExtendedProperties(ModUtil.MOD_ID, new PersistantServerData());
+            if(PersistentServerData.get((EntityPlayer)event.entity) == null){
+                event.entity.registerExtendedProperties(ModUtil.MOD_ID, new PersistentServerData());
             }
         }
     }
diff --git a/src/main/java/ellpeck/actuallyadditions/proxy/ClientProxy.java b/src/main/java/ellpeck/actuallyadditions/proxy/ClientProxy.java
index 822711d21..468bc161d 100644
--- a/src/main/java/ellpeck/actuallyadditions/proxy/ClientProxy.java
+++ b/src/main/java/ellpeck/actuallyadditions/proxy/ClientProxy.java
@@ -25,7 +25,7 @@ import ellpeck.actuallyadditions.tile.*;
 import ellpeck.actuallyadditions.util.AssetUtil;
 import ellpeck.actuallyadditions.util.KeyBinds;
 import ellpeck.actuallyadditions.util.ModUtil;
-import ellpeck.actuallyadditions.util.playerdata.PersistantClientData;
+import ellpeck.actuallyadditions.util.playerdata.PersistentClientData;
 import net.minecraft.client.Minecraft;
 import net.minecraft.item.Item;
 import net.minecraft.util.ResourceLocation;
@@ -40,7 +40,7 @@ public class ClientProxy implements IProxy{
     public void preInit(FMLPreInitializationEvent event){
         ModUtil.LOGGER.info("PreInitializing ClientProxy...");
 
-        PersistantClientData.setTheFile(new File(Minecraft.getMinecraft().mcDataDir, ModUtil.MOD_ID+"Data.dat"));
+        PersistentClientData.setTheFile(new File(Minecraft.getMinecraft().mcDataDir, ModUtil.MOD_ID+"Data.dat"));
 
         KeyBinds.init();
     }
diff --git a/src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistantClientData.java b/src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistentClientData.java
similarity index 99%
rename from src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistantClientData.java
rename to src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistentClientData.java
index eddfb75d2..25eb486af 100644
--- a/src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistantClientData.java
+++ b/src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistentClientData.java
@@ -27,7 +27,7 @@ import java.io.FileInputStream;
 import java.io.FileOutputStream;
 
 @SideOnly(Side.CLIENT)
-public class PersistantClientData{
+public class PersistentClientData{
 
     private static File theFile;
 
diff --git a/src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistantServerData.java b/src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistentServerData.java
similarity index 86%
rename from src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistantServerData.java
rename to src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistentServerData.java
index 01d782b14..487c2baae 100644
--- a/src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistantServerData.java
+++ b/src/main/java/ellpeck/actuallyadditions/util/playerdata/PersistentServerData.java
@@ -18,7 +18,7 @@ import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.world.World;
 import net.minecraftforge.common.IExtendedEntityProperties;
 
-public class PersistantServerData implements IExtendedEntityProperties{
+public class PersistentServerData implements IExtendedEntityProperties{
 
     public boolean bookGottenAlready;
 
@@ -46,10 +46,10 @@ public class PersistantServerData implements IExtendedEntityProperties{
 
     }
 
-    public static PersistantServerData get(EntityPlayer player){
+    public static PersistentServerData get(EntityPlayer player){
         IExtendedEntityProperties properties = player.getExtendedProperties(ModUtil.MOD_ID);
-        if(properties != null && properties instanceof PersistantServerData){
-            return (PersistantServerData)properties;
+        if(properties != null && properties instanceof PersistentServerData){
+            return (PersistentServerData)properties;
         }
         return null;
     }