diff --git a/src/__snapshots__/combiners/complex.test.ts.snap b/src/__snapshots__/combiners/complex.test.ts.snap
index b9dd472..8a22d44 100644
--- a/src/__snapshots__/combiners/complex.test.ts.snap
+++ b/src/__snapshots__/combiners/complex.test.ts.snap
@@ -35,7 +35,9 @@ Generated server url{.openapi__request__description}
     "name": "b",
     "age": {
         "c": "c"
-    }
+    },
+    "type": "string",
+    "bar": "string"
 }
 \`\`\`
 
@@ -92,7 +94,9 @@ Base 200 response
     "name": "b",
     "age": {
         "c": "c"
-    }
+    },
+    "type": "string",
+    "bar": "string"
 }
 \`\`\`
 
diff --git a/src/__snapshots__/combiners/oneOf.test.ts.snap b/src/__snapshots__/combiners/oneOf.test.ts.snap
index 0e4ae25..fed73d6 100644
--- a/src/__snapshots__/combiners/oneOf.test.ts.snap
+++ b/src/__snapshots__/combiners/oneOf.test.ts.snap
@@ -137,7 +137,9 @@ Generated server url{.openapi__request__description}
 \`\`\`json
 {
     "name": "string",
-    "age": 0
+    "age": 0,
+    "type": "string",
+    "baz": "string"
 }
 \`\`\`
 
@@ -190,7 +192,9 @@ Cat class
 \`\`\`json
 {
     "name": "string",
-    "age": 0
+    "age": 0,
+    "type": "string",
+    "baz": "string"
 }
 \`\`\`
 
@@ -251,7 +255,9 @@ Generated server url{.openapi__request__description}
     "pet": {
         "type": "string",
         "baz": "string"
-    }
+    },
+    "type": "string",
+    "baz": "string"
 }
 \`\`\`
 
@@ -305,7 +311,9 @@ Cat class
     "pet": {
         "type": "string",
         "baz": "string"
-    }
+    },
+    "type": "string",
+    "baz": "string"
 }
 \`\`\`
 
diff --git a/src/includer/traverse/tables.ts b/src/includer/traverse/tables.ts
index dd5172c..f901bc1 100644
--- a/src/includer/traverse/tables.ts
+++ b/src/includer/traverse/tables.ts
@@ -235,6 +235,13 @@ function findNonNullOneOfElement(schema: OpenJSONSchema): OpenJSONSchema {
         const merged = RefsService.merge(v);
 
         if (Object.keys(merged.properties || {}).length) {
+            if (v.oneOf?.length) {
+                const option = v.oneOf[0];
+                if (typeof option === 'object' && option.properties) {
+                    v.properties = {...v.properties, ...option.properties}
+                }
+                delete v.oneOf;
+            }
             return v;
         }