diff --git a/php/phpunit.xml b/php/phpunit.xml
index f00d4a3d1267..8e7583596bfb 100644
--- a/php/phpunit.xml
+++ b/php/phpunit.xml
@@ -13,7 +13,6 @@
       <file>tests/DescriptorsTest.php</file>
       <file>tests/GeneratedServiceTest.php</file>
       <file>tests/WrapperTypeSettersTest.php</file>
-      <file>tests/HasOneofTest.php</file>
     </testsuite>
   </testsuites>
 </phpunit>
diff --git a/php/tests/GeneratedClassTest.php b/php/tests/GeneratedClassTest.php
index 90c1069ed3c6..037bd1be9c5c 100644
--- a/php/tests/GeneratedClassTest.php
+++ b/php/tests/GeneratedClassTest.php
@@ -1671,6 +1671,23 @@ public function testDeepEquality()
         # TODO: what about unknown fields?
     }
 
+    #########################################################
+    # Test hasOneof<Field> methods exists and working
+    #########################################################
+
+    public function testHasOneof() {
+        $m = new TestMessage();
+        $this->assertFalse($m->hasOneofInt32());
+        $m->setOneofInt32(42);
+        $this->assertTrue($m->hasOneofInt32());
+        $m->setOneofString("bar");
+        $this->assertFalse($m->hasOneofInt32());
+        $this->assertTrue($m->hasOneofString());
+        $m->clear();
+        $this->assertFalse($m->hasOneofInt32());
+        $this->assertFalse($m->hasOneofString());
+    }
+
     #########################################################
     # Test no segfault when error happens
     #########################################################
diff --git a/php/tests/HasOneofTest.php b/php/tests/HasOneofTest.php
deleted file mode 100644
index e7f8954bfd27..000000000000
--- a/php/tests/HasOneofTest.php
+++ /dev/null
@@ -1,26 +0,0 @@
-<?php
-
-require_once('test_util.php');
-
-use Foo\TestMessage;
-
-class HasOneofTest extends \PHPUnit\Framework\TestCase {
-
-    #########################################################
-    # Test hasOneof<Field> methods exists and working
-    #########################################################
-
-    public function testHasOneof() {
-        $m = new TestMessage();
-        $this->assertFalse($m->hasOneofInt32());
-        $m->setOneofInt32(42);
-        $this->assertTrue($m->hasOneofInt32());
-        $m->setOneofString("bar");
-        $this->assertFalse($m->hasOneofInt32());
-        $this->assertTrue($m->hasOneofString());
-        $m->clear();
-        $this->assertFalse($m->hasOneofInt32());
-        $this->assertFalse($m->hasOneofString());
-    }
-
-}
diff --git a/php/tests/test.sh b/php/tests/test.sh
index f693fe612750..91ea56ec8f5b 100755
--- a/php/tests/test.sh
+++ b/php/tests/test.sh
@@ -29,7 +29,7 @@ esac
 
 [ -f $PHPUNIT ] || wget https://phar.phpunit.de/$PHPUNIT
 
-tests=( ArrayTest.php EncodeDecodeTest.php GeneratedClassTest.php MapFieldTest.php WellKnownTest.php DescriptorsTest.php WrapperTypeSettersTest.php HasOneofTest.php)
+tests=( ArrayTest.php EncodeDecodeTest.php GeneratedClassTest.php MapFieldTest.php WellKnownTest.php DescriptorsTest.php WrapperTypeSettersTest.php)
 
 for t in "${tests[@]}"
 do