diff --git a/main_wayland.cpp b/main_wayland.cpp
--- a/main_wayland.cpp
+++ b/main_wayland.cpp
@@ -234,9 +234,8 @@
                 }
             );
             p->setProcessEnvironment(environment);
-            p->setProgram(m_inputMethodServerToStart);
-            p->start();
-            p->waitForStarted(); //do we really need to wait?
+            p->start(m_inputMethodServerToStart);
+            p->waitForStarted();
         }
     }
 
@@ -259,8 +258,7 @@
 
             QCoreApplication::exit(code);
         });
-        p->setProgram(m_sessionArgument);
-        p->start();
+        p->start(m_sessionArgument);
     }
     // start the applications passed to us as command line arguments
     if (!m_applicationsToStart.isEmpty()) {
@@ -270,9 +268,7 @@
             QProcess *p = new Process(this);
             p->setProcessChannelMode(QProcess::ForwardedErrorChannel);
             p->setProcessEnvironment(processStartupEnvironment());
-            p->setProgram(application);
-            p->startDetached();
-            p->deleteLater();
+            p->start(application);
         }
     }
 }