diff --git a/InvenTree/part/serializers.py b/InvenTree/part/serializers.py
index 7e5cfd3aaa..47bbaedf40 100644
--- a/InvenTree/part/serializers.py
+++ b/InvenTree/part/serializers.py
@@ -32,16 +32,11 @@ class PartSerializer(serializers.ModelSerializer):
                   'stock')
 
 
-class PartCategoryBriefSerializer(serializers.ModelSerializer):
+class PartCategorySerializer(serializers.ModelSerializer):
 
-    class Meta:
-        model = PartCategory
-        fields = ('pk',
-                  'name',
-                  'description')
+    children = serializers.PrimaryKeyRelatedField(many=True, read_only=True)
 
-
-class PartCategoryDetailSerializer(serializers.ModelSerializer):
+    parts = serializers.PrimaryKeyRelatedField(many=True, read_only=True)
 
     class Meta:
         model = PartCategory
@@ -49,7 +44,9 @@ class PartCategoryDetailSerializer(serializers.ModelSerializer):
                   'name',
                   'description',
                   'parent',
-                  'path')
+                  'path',
+                  'children',
+                  'parts')
 
 
 class PartTemplateSerializer(serializers.ModelSerializer):
diff --git a/InvenTree/part/views.py b/InvenTree/part/views.py
index da9cb5ab4a..c68f2f12e7 100644
--- a/InvenTree/part/views.py
+++ b/InvenTree/part/views.py
@@ -5,7 +5,7 @@ from rest_framework import generics, permissions
 from InvenTree.models import FilterChildren
 from .models import PartCategory, Part, PartParameter, PartParameterTemplate
 from .serializers import PartSerializer
-from .serializers import PartCategoryDetailSerializer
+from .serializers import PartCategorySerializer
 from .serializers import PartParameterSerializer
 from .serializers import PartTemplateSerializer
 
@@ -83,7 +83,7 @@ class PartCategoryDetail(generics.RetrieveUpdateDestroyAPIView):
     """ Return information on a single PartCategory
     """
     queryset = PartCategory.objects.all()
-    serializer_class = PartCategoryDetailSerializer
+    serializer_class = PartCategorySerializer
     permission_classes = (permissions.IsAuthenticatedOrReadOnly,)
 
 
@@ -102,7 +102,7 @@ class PartCategoryList(generics.ListCreateAPIView):
         return categories
 
     queryset = PartCategory.objects.filter(parent=None)
-    serializer_class = PartCategoryDetailSerializer
+    serializer_class = PartCategorySerializer
     permission_classes = (permissions.IsAuthenticatedOrReadOnly,)
 
 
diff --git a/InvenTree/project/models.py b/InvenTree/project/models.py
index 0b063af036..2d7c110502 100644
--- a/InvenTree/project/models.py
+++ b/InvenTree/project/models.py
@@ -29,17 +29,11 @@ class Project(models.Model):
 
     name = models.CharField(max_length=100)
     description = models.CharField(max_length=500, blank=True)
-    category = models.ForeignKey(ProjectCategory, on_delete=models.CASCADE)
+    category = models.ForeignKey(ProjectCategory, on_delete=models.CASCADE, related_name='projects')
 
     def __str__(self):
         return self.name
 
-    @property
-    def projectParts(self):
-        """ Return a list of all project parts associated with this project
-        """
-        return self.projectpart_set.all()
-
 
 class ProjectPartManager(models.Manager):
     """ Manager for handling ProjectParts
diff --git a/InvenTree/project/serializers.py b/InvenTree/project/serializers.py
index 00c70fed18..5e3904cb3e 100644
--- a/InvenTree/project/serializers.py
+++ b/InvenTree/project/serializers.py
@@ -26,14 +26,11 @@ class ProjectSerializer(serializers.ModelSerializer):
                   'category')
 
 
-class ProjectCategoryBriefSerializer(serializers.ModelSerializer):
+class ProjectCategorySerializer(serializers.ModelSerializer):
 
-    class Meta:
-        model = ProjectCategory
-        fields = ('pk', 'name', 'description')
+    children = serializers.PrimaryKeyRelatedField(many=True, read_only=True)
 
-
-class ProjectCategoryDetailSerializer(serializers.ModelSerializer):
+    projects = serializers.PrimaryKeyRelatedField(many=True, read_only=True)
 
     class Meta:
         model = ProjectCategory
@@ -41,4 +38,6 @@ class ProjectCategoryDetailSerializer(serializers.ModelSerializer):
                   'name',
                   'description',
                   'parent',
-                  'path')
+                  'path',
+                  'children',
+                  'projects')
diff --git a/InvenTree/project/views.py b/InvenTree/project/views.py
index 716cd19a79..b4327f3513 100644
--- a/InvenTree/project/views.py
+++ b/InvenTree/project/views.py
@@ -3,7 +3,7 @@ from rest_framework import generics, permissions
 from InvenTree.models import FilterChildren
 from .models import ProjectCategory, Project, ProjectPart
 from .serializers import ProjectSerializer
-from .serializers import ProjectCategoryDetailSerializer
+from .serializers import ProjectCategorySerializer
 from .serializers import ProjectPartSerializer
 
 
@@ -40,7 +40,7 @@ class ProjectCategoryDetail(generics.RetrieveUpdateAPIView):
     """
 
     queryset = ProjectCategory.objects.all()
-    serializer_class = ProjectCategoryDetailSerializer
+    serializer_class = ProjectCategorySerializer
     permission_classes = (permissions.IsAuthenticatedOrReadOnly,)
 
 
@@ -57,7 +57,7 @@ class ProjectCategoryList(generics.ListCreateAPIView):
 
         return categories
 
-    serializer_class = ProjectCategoryDetailSerializer
+    serializer_class = ProjectCategorySerializer
     permission_classes = (permissions.IsAuthenticatedOrReadOnly,)