diff --git a/src/com/Torvald/Terrarum/gameactors/CreatureFactory.kt b/src/com/torvald/terrarum/gameactors/CreatureBuilder.kt
similarity index 96%
rename from src/com/Torvald/Terrarum/gameactors/CreatureFactory.kt
rename to src/com/torvald/terrarum/gameactors/CreatureBuilder.kt
index 60aa64d2f..dcdcc8b76 100644
--- a/src/com/Torvald/Terrarum/gameactors/CreatureFactory.kt
+++ b/src/com/torvald/terrarum/gameactors/CreatureBuilder.kt
@@ -12,7 +12,7 @@ import java.io.IOException
  * Created by minjaesong on 16-03-14.
  */
 
-object CreatureFactory {
+object CreatureBuilder {
 
     /**
      * @Param jsonFileName with extension
diff --git a/src/com/Torvald/Terrarum/gameactors/PFCynthia.kt b/src/com/torvald/terrarum/gameactors/PBCynthia.kt
similarity index 97%
rename from src/com/Torvald/Terrarum/gameactors/PFCynthia.kt
rename to src/com/torvald/terrarum/gameactors/PBCynthia.kt
index a3d940994..2842f8e5b 100644
--- a/src/com/Torvald/Terrarum/gameactors/PFCynthia.kt
+++ b/src/com/torvald/terrarum/gameactors/PBCynthia.kt
@@ -6,7 +6,7 @@ import com.torvald.terrarum.mapdrawer.MapDrawer
 /**
  * Created by minjaesong on 16-03-25.
  */
-object PFCynthia {
+object PBCynthia {
 
     fun create(): Player {
         val p: Player = Player()
diff --git a/src/com/Torvald/Terrarum/gameactors/PFSigrid.kt b/src/com/torvald/terrarum/gameactors/PBSigrid.kt
similarity index 99%
rename from src/com/Torvald/Terrarum/gameactors/PFSigrid.kt
rename to src/com/torvald/terrarum/gameactors/PBSigrid.kt
index 0c99eafbc..f0f0b2e58 100644
--- a/src/com/Torvald/Terrarum/gameactors/PFSigrid.kt
+++ b/src/com/torvald/terrarum/gameactors/PBSigrid.kt
@@ -13,7 +13,7 @@ import java.io.IOException
  * Created by minjaesong on 16-03-14.
  */
 
-object PFSigrid {
+object PBSigrid {
 
     fun create(): Player {
         val p = Player()
diff --git a/src/com/Torvald/Terrarum/gameactors/PlayerFactory.kt b/src/com/torvald/terrarum/gameactors/PlayerBuilder.kt
similarity index 95%
rename from src/com/Torvald/Terrarum/gameactors/PlayerFactory.kt
rename to src/com/torvald/terrarum/gameactors/PlayerBuilder.kt
index 3763e3a76..90b93d9c5 100644
--- a/src/com/Torvald/Terrarum/gameactors/PlayerFactory.kt
+++ b/src/com/torvald/terrarum/gameactors/PlayerBuilder.kt
@@ -6,7 +6,7 @@ import java.io.IOException
 /**
  * Created by minjaesong on 16-03-15.
  */
-object PlayerFactory {
+object PlayerBuilder {
     private val JSONPATH = "./res/raw/"
     private val jsonString = String()