diff --git a/tests/lib/tempmanager.php b/tests/lib/tempmanager.php
index f16fbce2c7..85b9409439 100644
--- a/tests/lib/tempmanager.php
+++ b/tests/lib/tempmanager.php
@@ -122,6 +122,10 @@ class TempManager extends \PHPUnit_Framework_TestCase {
 	}
 
 	public function testLogCantCreateFile() {
+		if (\OC_Util::runningOnWindows()) {
+			$this->markTestSkipped('[Windows] chmod() does not work as intended on Windows.');
+		}
+
 		$logger = $this->getMock('\Test\NullLogger');
 		$manager = $this->getManager($logger);
 		chmod($this->baseDir, 0500);
@@ -132,6 +136,10 @@ class TempManager extends \PHPUnit_Framework_TestCase {
 	}
 
 	public function testLogCantCreateFolder() {
+		if (\OC_Util::runningOnWindows()) {
+			$this->markTestSkipped('[Windows] chmod() does not work as intended on Windows.');
+		}
+
 		$logger = $this->getMock('\Test\NullLogger');
 		$manager = $this->getManager($logger);
 		chmod($this->baseDir, 0500);
diff --git a/tests/lib/utilcheckserver.php b/tests/lib/utilcheckserver.php
index be5596c190..73a1d0e95a 100644
--- a/tests/lib/utilcheckserver.php
+++ b/tests/lib/utilcheckserver.php
@@ -138,6 +138,10 @@ class Test_Util_CheckServer extends PHPUnit_Framework_TestCase {
 	 * Tests an error is given when the datadir is not writable
 	 */
 	public function testDataDirNotWritable() {
+		if (\OC_Util::runningOnWindows()) {
+			$this->markTestSkipped('[Windows] chmod() does not work as intended on Windows.');
+		}
+
 		chmod($this->datadir, 0300);
 		$result = \OC_Util::checkServer($this->getConfig(array(
 			'installed' => true,