diff --git a/src/plugins/mercurial/mercurialclient.cpp b/src/plugins/mercurial/mercurialclient.cpp
index 93713466811..517728e740c 100644
--- a/src/plugins/mercurial/mercurialclient.cpp
+++ b/src/plugins/mercurial/mercurialclient.cpp
@@ -307,8 +307,8 @@ void MercurialClient::commit(const FilePath &repositoryRoot, const QStringList &
     VcsBaseClient::commit(repositoryRoot, files, commitMessageFile, args);
 }
 
-void MercurialClient::diff(const FilePath &workingDir, const QStringList &files,
-                           const QStringList &extraOptions)
+void MercurialClient::showDiffEditor(const FilePath &workingDir, const QStringList &files,
+                                     const QStringList &extraOptions)
 {
     Q_UNUSED(extraOptions)
 
diff --git a/src/plugins/mercurial/mercurialclient.h b/src/plugins/mercurial/mercurialclient.h
index 27badd45d00..1c57d55c322 100644
--- a/src/plugins/mercurial/mercurialclient.h
+++ b/src/plugins/mercurial/mercurialclient.h
@@ -45,8 +45,8 @@ public:
     void commit(const Utils::FilePath &repositoryRoot, const QStringList &files,
                 const QString &commitMessageFile,
                 const QStringList &extraOptions = QStringList()) override;
-    void diff(const Utils::FilePath &workingDir, const QStringList &files = {},
-              const QStringList &extraOptions = {}) override;
+    void showDiffEditor(const Utils::FilePath &workingDir, const QStringList &files = {},
+                        const QStringList &extraOptions = {});
     void import(const Utils::FilePath &repositoryRoot, const QStringList &files,
                 const QStringList &extraOptions = {}) override;
     void revertAll(const Utils::FilePath &workingDir, const QString &revision = {},
diff --git a/src/plugins/mercurial/mercurialplugin.cpp b/src/plugins/mercurial/mercurialplugin.cpp
index cd9f968fcd7..b42c1f2594b 100644
--- a/src/plugins/mercurial/mercurialplugin.cpp
+++ b/src/plugins/mercurial/mercurialplugin.cpp
@@ -339,14 +339,14 @@ void MercurialPluginPrivate::diffCurrentFile()
 {
     const VcsBasePluginState state = currentState();
     QTC_ASSERT(state.hasFile(), return);
-    m_client.diff(state.currentFileTopLevel(), QStringList(state.relativeCurrentFile()));
+    m_client.showDiffEditor(state.currentFileTopLevel(), {state.relativeCurrentFile()});
 }
 
 void MercurialPluginPrivate::logCurrentFile()
 {
     const VcsBasePluginState state = currentState();
     QTC_ASSERT(state.hasFile(), return);
-    m_client.log(state.currentFileTopLevel(), QStringList(state.relativeCurrentFile()), {}, true);
+    m_client.log(state.currentFileTopLevel(), {state.relativeCurrentFile()}, {}, true);
 }
 
 void MercurialPluginPrivate::revertCurrentFile()
@@ -402,7 +402,7 @@ void MercurialPluginPrivate::diffRepository()
 {
     const VcsBasePluginState state = currentState();
     QTC_ASSERT(state.hasTopLevel(), return);
-    m_client.diff(state.topLevel());
+    m_client.showDiffEditor(state.topLevel());
 }
 
 void MercurialPluginPrivate::logRepository()
@@ -621,7 +621,7 @@ void MercurialPluginPrivate::showCommitWidget(const QList<VcsBaseClient::StatusI
 
 void MercurialPluginPrivate::diffFromEditorSelected(const QStringList &files)
 {
-    m_client.diff(m_submitRepository, files);
+    m_client.showDiffEditor(m_submitRepository, files);
 }
 
 bool MercurialPluginPrivate::activateCommit()