diff --git a/src/control_backend/schemas/program.py b/src/control_backend/schemas/program.py
index 605694b..7c73a6a 100644
--- a/src/control_backend/schemas/program.py
+++ b/src/control_backend/schemas/program.py
@@ -1,6 +1,6 @@
 from enum import Enum
 
-from pydantic import BaseModel
+from pydantic import UUID4, BaseModel
 
 
 class ProgramElement(BaseModel):
@@ -12,7 +12,7 @@ class ProgramElement(BaseModel):
     """
 
     name: str
-    id: int
+    id: UUID4
 
 
 class LogicalOperator(Enum):
@@ -32,7 +32,6 @@ class KeywordBelief(ProgramElement):
     """
 
     name: str = ""
-    id: int = -1
     keyword: str
 
 
@@ -44,7 +43,6 @@ class SemanticBelief(ProgramElement):
     """
 
     name: str = ""
-    id: int = -1
     description: str
 
 
@@ -60,7 +58,6 @@ class InferredBelief(ProgramElement):
     """
 
     name: str = ""
-    id: int = -1
     operator: LogicalOperator
     left: Belief
     right: Belief
@@ -78,7 +75,6 @@ class BasicNorm(ProgramElement):
     """
 
     name: str = ""
-    id: int = -1
     norm: str
     critical: bool = False
 
@@ -105,7 +101,6 @@ class Plan(ProgramElement):
     """
 
     name: str = ""
-    id: int = -1
     steps: list[PlanElement]
 
 
@@ -120,7 +115,6 @@ class Goal(ProgramElement):
     :ivar can_fail: Whether we can fail to achieve the goal after executing the plan.
     """
 
-    id: int = -1
     plan: Plan
     can_fail: bool = True
 
@@ -136,7 +130,6 @@ class SpeechAction(ProgramElement):
     """
 
     name: str = ""
-    id: int = -1
     text: str
 
 
@@ -153,7 +146,6 @@ class GestureAction(ProgramElement):
     """
 
     name: str = ""
-    id: int = -1
     gesture: Gesture
 
 
@@ -166,7 +158,6 @@ class LLMAction(ProgramElement):
     """
 
     name: str = ""
-    id: int = -1
     goal: str
 
 
@@ -179,7 +170,6 @@ class Trigger(ProgramElement):
     """
 
     name: str = ""
-    id: int = -1
     condition: Belief
     plan: Plan