diff --git a/src/main/java/cactusServer/entities/Instance.java b/src/main/java/cactusServer/entities/Instance.java
index 129a44f..e6e5402 100644
--- a/src/main/java/cactusServer/entities/Instance.java
+++ b/src/main/java/cactusServer/entities/Instance.java
@@ -11,6 +11,7 @@
 import org.ntlab.radishforandroidstudio.framework.model3D.ModelFileFormatException;
 import org.ntlab.radishforandroidstudio.framework.model3D.Object3D;
 import org.ntlab.radishforandroidstudio.framework.model3D.Position3D;
+import org.ntlab.radishforandroidstudio.framework.model3D.Quaternion3D;
 import org.ntlab.radishforandroidstudio.framework.model3D.Universe;
 import org.ntlab.radishforandroidstudio.framework.physics.AngularVelocity3D;
 import org.ntlab.radishforandroidstudio.framework.physics.Ground;
@@ -136,7 +137,7 @@
 	}
 
 	public IDAddressedEntity createObject(Position3D position, Velocity3D velocity, AngularVelocity3D angularVelocity,
-			Angle angle, Attribute attribute, String model) {
+			Quaternion3D angle, Attribute attribute, String model) {
 		String id = RandomStringGenerator.generateUniqueString(Object.UNIQUE_ID_LENGTH,
 				RandomStringGenerator.ALPHA_NUMERIC, objMap.keySet());
 		Object object = new Object(position, velocity, angularVelocity, angle, attribute, model);
diff --git a/src/main/java/cactusServer/resources/ObjectsRest.java b/src/main/java/cactusServer/resources/ObjectsRest.java
index 62e4ede..f218195 100644
--- a/src/main/java/cactusServer/resources/ObjectsRest.java
+++ b/src/main/java/cactusServer/resources/ObjectsRest.java
@@ -9,6 +9,7 @@
 import javax.ws.rs.core.MediaType;
 
 import org.ntlab.radishforandroidstudio.framework.model3D.Position3D;
+import org.ntlab.radishforandroidstudio.framework.model3D.Quaternion3D;
 import org.ntlab.radishforandroidstudio.framework.physics.AngularVelocity3D;
 import org.ntlab.radishforandroidstudio.framework.physics.Velocity3D;
 
@@ -39,7 +40,7 @@
 	@Produces(MediaType.APPLICATION_JSON)
 	public URIAddressedEntity createObject(@PathParam("instanceId") String instanceId,
 			@FormParam("position") Position3D position, @FormParam("velocity") Velocity3D velocity,
-			@FormParam("angularVelocity") AngularVelocity3D angularVelocity, @FormParam("angle") Angle angle,
+			@FormParam("angularVelocity") AngularVelocity3D angularVelocity, @FormParam("angle") Quaternion3D angle,
 			@FormParam("attribute") Attribute attribute, @FormParam("model") String model) {
 		Instance instance = Instances.getInstance().getInstance(instanceId);
 		IDAddressedEntity ae = instance.createObject(position, velocity, angularVelocity, angle, attribute, model);