diff --git a/src/main/kotlin/com/cjbooms/fabrikt/model/SourceApi.kt b/src/main/kotlin/com/cjbooms/fabrikt/model/SourceApi.kt
index 21603c5d..a949e473 100644
--- a/src/main/kotlin/com/cjbooms/fabrikt/model/SourceApi.kt
+++ b/src/main/kotlin/com/cjbooms/fabrikt/model/SourceApi.kt
@@ -49,7 +49,7 @@ data class SourceApi(
         val schemaErrors = api.schemas.entries.fold(emptyList<ValidationError>()) { errors, entry ->
             val name = entry.key
             val schema = entry.value
-            if (schema.type == OasType.Object.type && (
+            if (schema.type == OasType.Object.type && schema.properties?.isNotEmpty() == true && (
                     schema.oneOfSchemas?.isNotEmpty() == true ||
                         schema.allOfSchemas?.isNotEmpty() == true ||
                         schema.anyOfSchemas?.isNotEmpty() == true
diff --git a/src/main/kotlin/com/cjbooms/fabrikt/util/KaizenParserExtensions.kt b/src/main/kotlin/com/cjbooms/fabrikt/util/KaizenParserExtensions.kt
index a15248b6..798ad2e6 100644
--- a/src/main/kotlin/com/cjbooms/fabrikt/util/KaizenParserExtensions.kt
+++ b/src/main/kotlin/com/cjbooms/fabrikt/util/KaizenParserExtensions.kt
@@ -61,7 +61,11 @@ object KaizenParserExtensions {
 
     fun Schema.toMapValueClassName() = safeName().toMapValueClassName()
 
-    fun Schema.isSchemaLess() = isObjectType() && properties?.isEmpty() == true
+    fun Schema.isSchemaLess() = isObjectType() && properties?.isEmpty() == true && (
+        oneOfSchemas?.isNotEmpty() != true &&
+            allOfSchemas?.isNotEmpty() != true &&
+            anyOfSchemas?.isNotEmpty() != true
+        )
 
     fun Schema.isSimpleMapDefinition() = hasAdditionalProperties() && properties?.isEmpty() == true
 
diff --git a/src/test/resources/examples/anyOfOneOfAllOf/api.yaml b/src/test/resources/examples/anyOfOneOfAllOf/api.yaml
index 01941ead..fb73a759 100644
--- a/src/test/resources/examples/anyOfOneOfAllOf/api.yaml
+++ b/src/test/resources/examples/anyOfOneOfAllOf/api.yaml
@@ -21,6 +21,9 @@ components:
           type: integer
 
     ComplexParent:
+      required:
+        - top_level_prop
+      type: object
       allOf:
         - $ref: '#/components/schemas/ContainsNestedOneOf'
         - $ref: '#/components/schemas/ContainsNestedAnyOf'