diff --git a/gns3server/schemas/controller/templates/docker_templates.py b/gns3server/schemas/controller/templates/docker_templates.py
index 1c7a320e3..4123630e8 100644
--- a/gns3server/schemas/controller/templates/docker_templates.py
+++ b/gns3server/schemas/controller/templates/docker_templates.py
@@ -22,11 +22,11 @@ from pydantic import Field
 from typing import Optional, List
 
 
-class DockerTemplate(TemplateBase):
+class DockerTemplateBase(TemplateBase):
     category: Optional[Category] = Category.guest
     default_name_format: Optional[str] = "{name}-{0}"
     symbol: Optional[str] = "docker_guest"
-    image: str = Field(..., description="Docker image name")
+    image: Optional[str] = Field(None, description="Docker image name")
     adapters: Optional[int] = Field(1, ge=0, le=100, description="Number of adapters")
     mac_address: Optional[str] = Field(
         "", description="Base MAC address", pattern="^([0-9a-fA-F]{2}[:]){5}([0-9a-fA-F]{2})$|^$"
@@ -58,5 +58,9 @@ class DockerTemplate(TemplateBase):
     custom_adapters: Optional[List[CustomAdapter]] = Field(default_factory=list, description="Custom adapters")
 
 
-class DockerTemplateUpdate(DockerTemplate):
-    image: Optional[str] = Field(None, description="Docker image name")
+class DockerTemplate(DockerTemplateBase):
+    image: str = Field(..., description="Docker image name")
+
+
+class DockerTemplateUpdate(DockerTemplateBase):
+    pass
diff --git a/pyproject.toml b/pyproject.toml
index 2506a25e7..c02000879 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -384,7 +384,6 @@ module = [
   "gns3server.schemas.compute.qemu_nodes",  # 1
   "gns3server.schemas.compute.virtualbox_nodes",  # 2
   "gns3server.schemas.controller.computes",  # 6
-  "gns3server.schemas.controller.templates.docker_templates",  # 1
   "gns3server.schemas.controller.templates.iou_templates",  # 1
   "gns3server.schemas.controller.templates.virtualbox_templates",  # 1
   "gns3server.schemas.controller.templates.vmware_templates",  # 1