diff --git a/src/libs/utils/shellcommand.cpp b/src/libs/utils/shellcommand.cpp
index c183155e3e8..ae533ef6fac 100644
--- a/src/libs/utils/shellcommand.cpp
+++ b/src/libs/utils/shellcommand.cpp
@@ -289,9 +289,9 @@ void ShellCommand::run(QFutureInterface<void> &future)
 
     if (!d->m_aborted) {
         if (!d->m_progressiveOutput) {
-            emit output(stdOut);
+            emit stdOutText(stdOut);
             if (!stdErr.isEmpty())
-                emit errorText(stdErr);
+                emit stdErrText(stdErr);
         }
 
         emit finished(d->m_lastExecSuccess, d->m_lastExecExitCode, cookie());
@@ -350,7 +350,7 @@ Utils::SynchronousProcessResponse ShellCommand::runCommand(const Utils::FileName
                               if (!(d->m_flags & SuppressStdErr))
                                   proxy->appendError(text);
                               if (d->m_progressiveOutput)
-                                  emit errorText(text);
+                                  emit stdErrText(text);
                           });
         }
 
@@ -366,7 +366,7 @@ Utils::SynchronousProcessResponse ShellCommand::runCommand(const Utils::FileName
                               if (d->m_flags & ShowStdOut)
                                   proxy->append(text);
                               if (d->m_progressiveOutput) {
-                                  emit output(text);
+                                  emit stdOutText(text);
                                   d->m_hadOutput = true;
                               }
                           });
diff --git a/src/libs/utils/shellcommand.h b/src/libs/utils/shellcommand.h
index d9c7c484f03..092734fee6b 100644
--- a/src/libs/utils/shellcommand.h
+++ b/src/libs/utils/shellcommand.h
@@ -158,8 +158,8 @@ public slots:
     void cancel();
 
 signals:
-    void output(const QString &);
-    void errorText(const QString &);
+    void stdOutText(const QString &);
+    void stdErrText(const QString &);
     void finished(bool ok, int exitCode, const QVariant &cookie);
     void success(const QVariant &cookie);
 
@@ -170,9 +170,6 @@ protected:
     virtual void addTask(QFuture<void> &future);
 
 private:
-    void bufferedOutput(const QString &text);
-    void bufferedError(const QString &text);
-
     void run(QFutureInterface<void> &future);
     SynchronousProcessResponse runSynchronous(const FileName &binary, const QStringList &arguments,
                                               int timeoutS, ExitCodeInterpreter *interpreter = 0);
diff --git a/src/plugins/git/gitclient.cpp b/src/plugins/git/gitclient.cpp
index 983e7a11eea..a7e10d41744 100644
--- a/src/plugins/git/gitclient.cpp
+++ b/src/plugins/git/gitclient.cpp
@@ -152,7 +152,7 @@ void BaseController::runCommand(const QList<QStringList> &args, QTextCodec *code
 
     m_command = new VcsCommand(m_directory, gitClient()->processEnvironment());
     m_command->setCodec(codec ? codec : EditorManager::defaultTextCodec());
-    connect(m_command, &VcsCommand::output, this, &BaseController::processOutput);
+    connect(m_command, &VcsCommand::stdOutText, this, &BaseController::processOutput);
     connect(m_command, &VcsCommand::finished, this, &BaseController::reloadFinished);
     m_command->addFlags(diffExecutionFlags());
 
@@ -476,8 +476,8 @@ public:
         handler->setParent(command); // delete when command goes out of scope
 
         command->addFlags(VcsCommand::ExpectRepoChanges);
-        connect(command, &VcsCommand::output, handler, &ConflictHandler::readStdOut);
-        connect(command, &VcsCommand::errorText, handler, &ConflictHandler::readStdErr);
+        connect(command, &VcsCommand::stdOutText, handler, &ConflictHandler::readStdOut);
+        connect(command, &VcsCommand::stdErrText, handler, &ConflictHandler::readStdErr);
     }
 
     static void handleResponse(const Utils::SynchronousProcessResponse &response,
@@ -1467,7 +1467,7 @@ void GitClient::branchesForCommit(const QString &revision)
     auto controller = qobject_cast<DiffEditorController *>(sender());
     QString workingDirectory = controller->baseDirectory();
     VcsCommand *command = vcsExec(workingDirectory, arguments, 0, false, 0, workingDirectory);
-    connect(command, &VcsCommand::output, controller,
+    connect(command, &VcsCommand::stdOutText, controller,
             &DiffEditorController::informationForCommitReceived);
 }
 
diff --git a/src/plugins/subversion/subversionclient.cpp b/src/plugins/subversion/subversionclient.cpp
index 13f65b20d52..8bfa03249a8 100644
--- a/src/plugins/subversion/subversionclient.cpp
+++ b/src/plugins/subversion/subversionclient.cpp
@@ -234,7 +234,7 @@ void DiffController::postCollectTextualDiffOutput()
 {
     auto command = new VcsCommand(m_workingDirectory, processEnvironment());
     command->setCodec(EditorManager::defaultTextCodec());
-    connect(command, &VcsCommand::output, this, &DiffController::slotTextualDiffOutputReceived);
+    connect(command, &VcsCommand::stdOutText, this, &DiffController::slotTextualDiffOutputReceived);
 //    command->addFlags(diffExecutionFlags());
 
     QStringList args;
diff --git a/src/plugins/vcsbase/checkoutprogresswizardpage.cpp b/src/plugins/vcsbase/checkoutprogresswizardpage.cpp
index 4efaee4b155..662fb747204 100644
--- a/src/plugins/vcsbase/checkoutprogresswizardpage.cpp
+++ b/src/plugins/vcsbase/checkoutprogresswizardpage.cpp
@@ -95,8 +95,8 @@ void CheckoutProgressWizardPage::start(VcsCommand *command)
     QTC_ASSERT(m_state != Running, return);
     m_command = command;
     command->setProgressiveOutput(true);
-    connect(command, &VcsCommand::output, this, &CheckoutProgressWizardPage::reportStdOut);
-    connect(command, &VcsCommand::errorText, this, &CheckoutProgressWizardPage::reportStdErr);
+    connect(command, &VcsCommand::stdOutText, this, &CheckoutProgressWizardPage::reportStdOut);
+    connect(command, &VcsCommand::stdErrText, this, &CheckoutProgressWizardPage::reportStdErr);
     connect(command, &VcsCommand::finished, this, &CheckoutProgressWizardPage::slotFinished);
     QApplication::setOverrideCursor(Qt::WaitCursor);
     m_logPlainTextEdit->clear();
diff --git a/src/plugins/vcsbase/vcsbaseclient.cpp b/src/plugins/vcsbase/vcsbaseclient.cpp
index 9cd0a36db44..327d1dfa6ef 100644
--- a/src/plugins/vcsbase/vcsbaseclient.cpp
+++ b/src/plugins/vcsbase/vcsbaseclient.cpp
@@ -148,7 +148,7 @@ VcsCommand *VcsBaseClientImpl::createCommand(const QString &workingDirectory,
         if (editor) // assume that the commands output is the important thing
             cmd->addFlags(VcsCommand::SilentOutput);
     } else if (editor) {
-        connect(cmd, &VcsCommand::output, editor, &VcsBaseEditorWidget::setPlainText);
+        connect(cmd, &VcsCommand::stdOutText, editor, &VcsBaseEditorWidget::setPlainText);
     }
 
     return cmd;
@@ -545,7 +545,7 @@ void VcsBaseClient::emitParsedStatus(const QString &repository, const QStringLis
     QStringList args(vcsCommandString(StatusCommand));
     args << extraOptions;
     VcsCommand *cmd = createCommand(repository);
-    connect(cmd, &VcsCommand::output, this, &VcsBaseClient::statusParser);
+    connect(cmd, &VcsCommand::stdOutText, this, &VcsBaseClient::statusParser);
     enqueueJob(cmd, args);
 }