diff --git a/src/main/java/org/erathor/api/controller/ExecutionControllerAPI.java b/src/main/java/org/erathor/api/controller/ExecutionControllerAPI.java
index 6def62e..bbc9442 100644
--- a/src/main/java/org/erathor/api/controller/ExecutionControllerAPI.java
+++ b/src/main/java/org/erathor/api/controller/ExecutionControllerAPI.java
@@ -2,6 +2,6 @@
 
 import org.erathor.api.model.ExecutionAPI;
 
-public interface ExecutionControllerAPI extends ModelControllerAPI<ExecutionAPI, Integer> {
+public interface ExecutionControllerAPI extends ModelControllerAPI<ExecutionAPI> {
 
 }
diff --git a/src/main/java/org/erathor/api/controller/ModelControllerAPI.java b/src/main/java/org/erathor/api/controller/ModelControllerAPI.java
index fa6aaa8..5f4abad 100644
--- a/src/main/java/org/erathor/api/controller/ModelControllerAPI.java
+++ b/src/main/java/org/erathor/api/controller/ModelControllerAPI.java
@@ -3,9 +3,11 @@
 import java.util.List;
 import java.util.Optional;
 
-public interface ModelControllerAPI<M, ID> {
+import org.erathor.api.model.ModelAPI;
 
-    public Optional<M> read(ID id);
+public interface ModelControllerAPI<M extends ModelAPI> {
+
+    public Optional<M> read(Integer id);
 
     public M create(M model);
 
diff --git a/src/main/java/org/erathor/api/model/ExecutionAPI.java b/src/main/java/org/erathor/api/model/ExecutionAPI.java
index 60baf36..e16ae77 100644
--- a/src/main/java/org/erathor/api/model/ExecutionAPI.java
+++ b/src/main/java/org/erathor/api/model/ExecutionAPI.java
@@ -1,5 +1,5 @@
 package org.erathor.api.model;
 
-public interface ExecutionAPI {
-    
+public interface ExecutionAPI extends ModelAPI {
+
 }
diff --git a/src/main/java/org/erathor/api/model/ModelAPI.java b/src/main/java/org/erathor/api/model/ModelAPI.java
new file mode 100644
index 0000000..f5d83df
--- /dev/null
+++ b/src/main/java/org/erathor/api/model/ModelAPI.java
@@ -0,0 +1,10 @@
+package org.erathor.api.model;
+
+public interface ModelAPI {
+
+    public Integer getId();
+
+    public void setId(Integer id);
+
+    public void updatedValues();
+}