diff --git a/services/kms/src/stackit/kms/models/key.py b/services/kms/src/stackit/kms/models/key.py
index 105c02a63..c2f413177 100644
--- a/services/kms/src/stackit/kms/models/key.py
+++ b/services/kms/src/stackit/kms/models/key.py
@@ -80,8 +80,10 @@ class Key(BaseModel):
     @field_validator("state")
     def state_validate_enum(cls, value):
         """Validates the enum"""
-        if value not in set(["active", "version_not_ready", "deleted"]):
-            raise ValueError("must be one of enum values ('active', 'version_not_ready', 'deleted')")
+        if value not in set(["active", "deleted", "not_available", "errors_exist", "no_version"]):
+            raise ValueError(
+                "must be one of enum values ('active', 'deleted', 'not_available', 'errors_exist', 'no_version')"
+            )
         return value
 
     model_config = ConfigDict(
diff --git a/services/kms/src/stackit/kms/models/version.py b/services/kms/src/stackit/kms/models/version.py
index 57e75eec3..b3b630906 100644
--- a/services/kms/src/stackit/kms/models/version.py
+++ b/services/kms/src/stackit/kms/models/version.py
@@ -69,9 +69,18 @@ class Version(BaseModel):
     @field_validator("state")
     def state_validate_enum(cls, value):
         """Validates the enum"""
-        if value not in set(["active", "key_material_not_ready", "key_material_invalid", "disabled", "destroyed"]):
+        if value not in set(
+            [
+                "active",
+                "key_material_not_ready",
+                "key_material_invalid",
+                "key_material_unavailable",
+                "disabled",
+                "destroyed",
+            ]
+        ):
             raise ValueError(
-                "must be one of enum values ('active', 'key_material_not_ready', 'key_material_invalid', 'disabled', 'destroyed')"
+                "must be one of enum values ('active', 'key_material_not_ready', 'key_material_invalid', 'key_material_unavailable', 'disabled', 'destroyed')"
             )
         return value
 
diff --git a/services/kms/src/stackit/kms/models/wrapping_key.py b/services/kms/src/stackit/kms/models/wrapping_key.py
index 2da701142..960c8fc42 100644
--- a/services/kms/src/stackit/kms/models/wrapping_key.py
+++ b/services/kms/src/stackit/kms/models/wrapping_key.py
@@ -69,8 +69,10 @@ class WrappingKey(BaseModel):
     @field_validator("state")
     def state_validate_enum(cls, value):
         """Validates the enum"""
-        if value not in set(["active", "key_material_not_ready", "expired", "deleting"]):
-            raise ValueError("must be one of enum values ('active', 'key_material_not_ready', 'expired', 'deleting')")
+        if value not in set(["active", "key_material_not_ready", "expired", "deleting", "key_material_unavailable"]):
+            raise ValueError(
+                "must be one of enum values ('active', 'key_material_not_ready', 'expired', 'deleting', 'key_material_unavailable')"
+            )
         return value
 
     model_config = ConfigDict(