diff --git a/src/type/int.ts b/src/type/int.ts
index 104ebf0..38af290 100644
--- a/src/type/int.ts
+++ b/src/type/int.ts
@@ -81,11 +81,15 @@ function resolveYamlInteger(data) {
       ch = data[index];
       if (ch === '_') { continue; }
       if (!isOctCode(data.charCodeAt(index))) {
-        return false;
+        // if it's not oct number then treat is as possibly decimal and do not return yet
+        hasDigits = false;
+        break;
       }
       hasDigits = true;
     }
-    return hasDigits;
+    if (hasDigits) {
+      return hasDigits;
+    }
   }
 
   // base 10 (except 0) or base 60
diff --git a/test/dumper.test.ts b/test/dumper.test.ts
index 36d4af7..212484d 100644
--- a/test/dumper.test.ts
+++ b/test/dumper.test.ts
@@ -48,4 +48,22 @@ b:
 `)
     });
   });
+
+  suite('int schema', () => {
+    test('binary number', () => {
+      expect(safeDump({ value: '0b10101' })).to.equal(`value: '0b10101'\n`);
+    });
+    test('hex number', () => {
+      expect(safeDump({ value: '0x25DC' })).to.equal(`value: '0x25DC'\n`);
+    });
+    test('oct number', () => {
+      expect(safeDump({ value: '01234567' })).to.equal(`value: '01234567'\n`);
+    });
+    test('dec number', () => {
+      expect(safeDump({ value: '1234567890' })).to.equal(`value: '1234567890'\n`);
+    });
+    test('leading zero dec number', () => {
+      expect(safeDump({ value: '0123456789' })).to.equal(`value: '0123456789'\n`);
+    });
+  });
 });