diff --git a/src/db/test/unit/Eloquent/ModelTest.php b/src/db/test/unit/Eloquent/ModelTest.php
index 9c8dafa78..9754af795 100644
--- a/src/db/test/unit/Eloquent/ModelTest.php
+++ b/src/db/test/unit/Eloquent/ModelTest.php
@@ -780,14 +780,14 @@ public function testProp()
 
         $expectSql = '`user_desc` = ?';
         $sql       = User::whereProp('udesc', $desc)->toSql();
-        $this->assertContains($expectSql, $sql);
+        $this->assertStringContainsString($expectSql, $sql);
 
         $expectSql1 = 'select * from `user` where (`user_desc` = ? and `test_json`->\'$."user_status"\' = ?)';
         $sql1       = User::whereProp([
             'udesc'                  => $desc,
             'test_json->user_status' => $rand
         ])->toSql();
-        $this->assertContains($expectSql1, $sql1);
+        $this->assertStringContainsString($expectSql1, $sql1);
     }
 
     public function testUpdateOrCreate()
diff --git a/src/http-server/test/unit/Router/RouterTest.php b/src/http-server/test/unit/Router/RouterTest.php
index e11aa3366..c234a5927 100644
--- a/src/http-server/test/unit/Router/RouterTest.php
+++ b/src/http-server/test/unit/Router/RouterTest.php
@@ -57,7 +57,7 @@ public function testAddRoutes(): void
         $this->assertContains('name', $r1->getPathVars());
         $this->assertContains('age', $r1->getPathVars());
         $this->assertArrayHasKey('age', $r1->getBindVars());
-        $this->assertContains('GET     /my[/{name}[/{age}]]', (string)$r1);
+        $this->assertStringContainsString('GET     /my[/{name}[/{age}]]', (string)$r1);
 
         foreach (Router::METHODS_ARRAY as $method) {
             $r->$method("/$method", "handle_$method");
@@ -66,14 +66,14 @@ public function testAddRoutes(): void
         $string = (string)$r;
         foreach (Router::METHODS_ARRAY as $method) {
             $s = sprintf('%-7s %-25s --> %s', $method, "/$method", "handle_$method");
-            $this->assertContains($s, $string);
+            $this->assertStringContainsString($s, $string);
         }
 
         $r->add('ANY', '/any', 'handler_any');
         $string = $r->toString();
         foreach (Router::METHODS_ARRAY as $method) {
             $s = sprintf('%-7s %-25s --> %s', $method, '/any', 'handler_any');
-            $this->assertContains($s, $string);
+            $this->assertStringContainsString($s, $string);
         }
 
         $this->expectExceptionMessage('The method and route handler is not allow empty.');
@@ -82,7 +82,7 @@ public function testAddRoutes(): void
         try {
             $r->add('invalid', '/path', '/handler');
         } catch (Throwable $e) {
-            $this->assertContains('The method [INVALID] is not supported', $e->getMessage());
+            $this->assertStringContainsString('The method [INVALID] is not supported', $e->getMessage());
         }
     }
 
diff --git a/src/rpc-server/test/testing/Concern/RpcResponseAssertTrait.php b/src/rpc-server/test/testing/Concern/RpcResponseAssertTrait.php
index c6585c9a3..e62024aef 100644
--- a/src/rpc-server/test/testing/Concern/RpcResponseAssertTrait.php
+++ b/src/rpc-server/test/testing/Concern/RpcResponseAssertTrait.php
@@ -69,7 +69,7 @@ public function assertErrorMessage(string $message): void
         }
 
         $errorMessage = $error->getMessage();
-        Assert::assertContains($message, $errorMessage);
+        Assert::assertStringContainsString($message, $errorMessage);
     }
 
     /**