diff --git a/tests/integrationtests/AdaptorAndProxy_test.cpp b/tests/integrationtests/AdaptorAndProxy_test.cpp
index 1220b47..96b6020 100644
--- a/tests/integrationtests/AdaptorAndProxy_test.cpp
+++ b/tests/integrationtests/AdaptorAndProxy_test.cpp
@@ -43,6 +43,8 @@
 #include <fstream>
 #include <future>
 
+#include <unistd.h>
+
 using ::testing::Eq;
 using ::testing::DoubleEq;
 using ::testing::Gt;
@@ -431,6 +433,13 @@ TEST_F(SdbusTestObject, PingsViaPeerInterface)
 
 TEST_F(SdbusTestObject, AnswersMachineUuidViaPeerInterface)
 {
+    // If /etc/machine-id does not exist in your system (which is very likely because you have
+    // a non-systemd Linux), org.freedesktop.DBus.Peer.GetMachineId() will not work. To solve
+    // this, you can create /etc/machine-id yourself as symlink to /var/lib/dbus/machine-id,
+    // and then org.freedesktop.DBus.Peer.GetMachineId() will start to work.
+    if (::access("/etc/machine-id", F_OK) == -1)
+        GTEST_SKIP() << "/etc/machine-id file does not exist, GetMachineId() will not work";
+
     ASSERT_NO_THROW(m_proxy->GetMachineId());
 }