diff --git a/src/libs/utils/qtcprocess.cpp b/src/libs/utils/qtcprocess.cpp
index 96785bf2781..06b47940722 100644
--- a/src/libs/utils/qtcprocess.cpp
+++ b/src/libs/utils/qtcprocess.cpp
@@ -659,22 +659,6 @@ public:
         return rootCommand;
     }
 
-    Environment fullEnvironment() const
-    {
-        Environment env = m_setup.m_environment;
-        if (!env.isValid()) {
-// FIXME: Either switch to using EnvironmentChange instead of full Environments, or
-// feed the full environment into the QtcProcess instead of fixing it up here.
-//            qWarning("QtcProcess::start: Empty environment set when running '%s'.",
-//                 qPrintable(m_setup.m_commandLine.executable().toString()));
-            env = m_setup.m_commandLine.executable().deviceEnvironment();
-        }
-        // TODO: needs SshSettings
-        //        if (m_runAsRoot)
-        //            RunControl::provideAskPassEntry(env);
-        return env;
-    }
-
     QtcProcess *q;
     std::unique_ptr<ProcessBlockingInterface> m_blockingInterface;
     std::unique_ptr<ProcessInterface> m_process;
@@ -1107,7 +1091,7 @@ void QtcProcess::start()
     d->m_state = QProcess::Starting;
     d->m_process->m_setup = d->m_setup;
     d->m_process->m_setup.m_commandLine = d->fullCommandLine();
-    d->m_process->m_setup.m_environment = d->fullEnvironment();
+    d->m_process->m_setup.m_environment = d->m_setup.m_environment;
     d->emitGuardedSignal(&QtcProcess::starting);
     d->m_process->start();
 }