diff --git a/lang/qt/tests/t-keylist.cpp b/lang/qt/tests/t-keylist.cpp
index 40cb13c0..5d63fcab 100644
--- a/lang/qt/tests/t-keylist.cpp
+++ b/lang/qt/tests/t-keylist.cpp
@@ -69,7 +69,7 @@ private Q_SLOTS:
             Q_EMIT asyncDone();
         });
         job->start(QStringList() << "alfa@example.net");
-        QSignalSpy spy (this, &KeyListTest::asyncDone);
+        QSignalSpy spy (this, SIGNAL(asyncDone()));
         Q_ASSERT(spy.wait());
     }
 
diff --git a/lang/qt/tests/t-keylocate.cpp b/lang/qt/tests/t-keylocate.cpp
index 12ab551a..682f722c 100644
--- a/lang/qt/tests/t-keylocate.cpp
+++ b/lang/qt/tests/t-keylocate.cpp
@@ -80,7 +80,7 @@ private Q_SLOTS:
             Q_EMIT asyncDone();
         });
         job->start(QStringList() << mTestpattern);
-        QSignalSpy spy (this, &KeyLocateTest::asyncDone);
+        QSignalSpy spy (this, SIGNAL(asyncDone()));
         Q_ASSERT(spy.wait());
         qputenv("GNUPGHOME", oldHome.toUtf8());
     }
@@ -111,7 +111,7 @@ private Q_SLOTS:
             Q_EMIT asyncDone();
         });
         job->start(QStringList() << mTestpattern);
-        QSignalSpy spy (this, &KeyLocateTest::asyncDone);
+        QSignalSpy spy (this, SIGNAL(asyncDone()));
         Q_ASSERT(spy.wait());
     }
 
diff --git a/lang/qt/tests/t-ownertrust.cpp b/lang/qt/tests/t-ownertrust.cpp
index eb6c3db3..9a0c1cd0 100644
--- a/lang/qt/tests/t-ownertrust.cpp
+++ b/lang/qt/tests/t-ownertrust.cpp
@@ -70,7 +70,7 @@ private Q_SLOTS:
             Q_EMIT asyncDone();
         });
         job2->start(key, Key::Ultimate);
-        QSignalSpy spy (this, &ChangeOwnerTrustTest::asyncDone);
+        QSignalSpy spy (this, SIGNAL(asyncDone()));
         Q_ASSERT(spy.wait());
 
         job = openpgp()->keyListJob(false, true, true);