diff --git a/src/Gui/CommandDoc.cpp b/src/Gui/CommandDoc.cpp
index 0479fb975d..cce02a49f7 100644
--- a/src/Gui/CommandDoc.cpp
+++ b/src/Gui/CommandDoc.cpp
@@ -517,10 +517,10 @@ StdCmdMergeProjects::StdCmdMergeProjects()
 {
     sAppModule    = "File";
     sGroup        = "File";
-    sMenuText     = QT_TR_NOOP("Merge project...");
-    sToolTipText  = QT_TR_NOOP("Merge project");
+    sMenuText     = QT_TR_NOOP("Merge document...");
+    sToolTipText  = QT_TR_NOOP("Merge document");
     sWhatsThis    = "Std_MergeProjects";
-    sStatusTip    = QT_TR_NOOP("Merge project");
+    sStatusTip    = QT_TR_NOOP("Merge document");
     sPixmap       = "Std_MergeProjects";
 }
 
@@ -530,7 +530,7 @@ void StdCmdMergeProjects::activated(int iMsg)
 
     QString exe = qApp->applicationName();
     QString project = FileDialog::getOpenFileName(Gui::getMainWindow(),
-        QString::fromUtf8(QT_TR_NOOP("Merge project")), FileDialog::getWorkingDirectory(),
+        QString::fromUtf8(QT_TR_NOOP("Merge document")), FileDialog::getWorkingDirectory(),
         QString::fromUtf8(QT_TR_NOOP("%1 document (*.FCStd)")).arg(exe));
     if (!project.isEmpty()) {
         FileDialog::setWorkingDirectory(project);
@@ -539,12 +539,12 @@ void StdCmdMergeProjects::activated(int iMsg)
         QFileInfo proj(project);
         if (proj == info) {
             QMessageBox::critical(Gui::getMainWindow(),
-                QString::fromUtf8(QT_TR_NOOP("Merge project")),
-                QString::fromUtf8(QT_TR_NOOP("Cannot merge project with itself.")));
+                QString::fromUtf8(QT_TR_NOOP("Merge document")),
+                QString::fromUtf8(QT_TR_NOOP("Cannot merge document with itself.")));
             return;
         }
 
-        doc->openTransaction("Merge project");
+        doc->openTransaction("Merge document");
         Base::FileInfo fi((const char*)project.toUtf8());
         Base::ifstream str(fi, std::ios::in | std::ios::binary);
         MergeDocuments md(doc);
@@ -825,10 +825,10 @@ StdCmdProjectInfo::StdCmdProjectInfo()
 {
   // setting the
   sGroup        = "File";
-  sMenuText     = QT_TR_NOOP("Project i&nformation...");
-  sToolTipText  = QT_TR_NOOP("Show details of the currently active project");
+  sMenuText     = QT_TR_NOOP("Document i&nformation...");
+  sToolTipText  = QT_TR_NOOP("Show details of the currently active document");
   sWhatsThis    = "Std_ProjectInfo";
-  sStatusTip    = QT_TR_NOOP("Show details of the currently active project");
+  sStatusTip    = QT_TR_NOOP("Show details of the currently active document");
   sPixmap       = "document-properties";
 }
 
@@ -856,9 +856,9 @@ StdCmdProjectUtil::StdCmdProjectUtil()
     // setting the
     sGroup        = "Tools";
     sWhatsThis    = "Std_ProjectUtil";
-    sMenuText     = QT_TR_NOOP("Project utility...");
-    sToolTipText  = QT_TR_NOOP("Utility to extract or create project files");
-    sStatusTip    = QT_TR_NOOP("Utility to extract or create project files");
+    sMenuText     = QT_TR_NOOP("Document utility...");
+    sToolTipText  = QT_TR_NOOP("Utility to extract or create document files");
+    sStatusTip    = QT_TR_NOOP("Utility to extract or create document files");
     sPixmap       = "Std_ProjectUtil";
 }
 
diff --git a/src/Gui/DlgProjectInformation.ui b/src/Gui/DlgProjectInformation.ui
index 679d64a71f..38254cbcfe 100644
--- a/src/Gui/DlgProjectInformation.ui
+++ b/src/Gui/DlgProjectInformation.ui
@@ -11,7 +11,7 @@
    </rect>
   </property>
   <property name="windowTitle">
-   <string>Project information</string>
+   <string>Document information</string>
   </property>
   <property name="sizeGripEnabled">
    <bool>true</bool>
diff --git a/src/Gui/DlgProjectUtility.cpp b/src/Gui/DlgProjectUtility.cpp
index c9877786b9..75de3e8fe1 100644
--- a/src/Gui/DlgProjectUtility.cpp
+++ b/src/Gui/DlgProjectUtility.cpp
@@ -101,7 +101,7 @@ void DlgProjectUtility::tryExtractArchive(const QString& source, const QString&
         Gui::Command::runCommand(Gui::Command::App, str.str().c_str());
     }
     catch (const Base::Exception& e) {
-        QMessageBox::critical(this, tr("Failed to extract project"), QString::fromLatin1(e.what()));
+        QMessageBox::critical(this, tr("Failed to extract document"), QString::fromLatin1(e.what()));
     }
 }
 
@@ -118,7 +118,7 @@ void DlgProjectUtility::tryCreateArchive(const QString& source, const QString& t
         }
     }
     catch (const Base::Exception& e) {
-        QMessageBox::critical(this, tr("Failed to create project"), QString::fromLatin1(e.what()));
+        QMessageBox::critical(this, tr("Failed to create document"), QString::fromLatin1(e.what()));
     }
 }
 
diff --git a/src/Gui/DlgProjectUtility.ui b/src/Gui/DlgProjectUtility.ui
index 9f0c2ea470..c6b3f3348e 100644
--- a/src/Gui/DlgProjectUtility.ui
+++ b/src/Gui/DlgProjectUtility.ui
@@ -11,7 +11,7 @@
    </rect>
   </property>
   <property name="windowTitle">
-   <string>Project utility</string>
+   <string>Document utility</string>
   </property>
   <layout class="QGridLayout" name="gridLayout_4">
    <item row="0" column="0" colspan="2">
@@ -19,7 +19,7 @@
      <item row="0" column="0">
       <widget class="QGroupBox" name="groupBox">
        <property name="title">
-        <string>Extract project</string>
+        <string>Extract document</string>
        </property>
        <layout class="QGridLayout" name="gridLayout">
         <item row="0" column="0">
@@ -32,7 +32,7 @@
         <item row="0" column="1">
          <widget class="Gui::FileChooser" name="extractSource">
           <property name="filter">
-           <string notr="true">Project file (*.FCStd)</string>
+           <string notr="true">Document file (*.FCStd)</string>
           </property>
          </widget>
         </item>
@@ -69,7 +69,7 @@
      <item row="1" column="0">
       <widget class="QGroupBox" name="groupBox_2">
        <property name="title">
-        <string>Create project</string>
+        <string>Create document</string>
        </property>
        <layout class="QGridLayout" name="gridLayout_2">
         <item row="0" column="0">
@@ -134,7 +134,7 @@
    <item row="2" column="0">
     <widget class="QCheckBox" name="checkLoadProject">
      <property name="text">
-      <string>Load project file after creation</string>
+      <string>Load document file after creation</string>
      </property>
     </widget>
    </item>
diff --git a/src/Gui/PreferencePages/DlgSettingsGeneral.ui b/src/Gui/PreferencePages/DlgSettingsGeneral.ui
index ca1a8b03b5..2bf14ce7c2 100644
--- a/src/Gui/PreferencePages/DlgSettingsGeneral.ui
+++ b/src/Gui/PreferencePages/DlgSettingsGeneral.ui
@@ -59,7 +59,7 @@
        <item row="1" column="1">
         <widget class="QComboBox" name="comboBox_UnitSystem">
          <property name="toolTip">
-          <string>Unit system for all parts of the application. Can be overridden by specifying a project unit system.</string>
+          <string>Unit system for all parts of the application. Can be overridden by specifying a document unit system.</string>
          </property>
         </widget>
        </item>
@@ -90,21 +90,21 @@
        <item row="2" column="0">
         <widget class="QLabel" name="label">
          <property name="text">
-          <string>Project unit system:</string>
+          <string>Document unit system:</string>
          </property>
         </widget>
        </item>
        <item row="2" column="1">
         <widget class="QComboBox" name="comboBox_projectUnitSystem">
          <property name="toolTip">
-          <string>Unit system stored in the current project</string>
+          <string>Unit system stored in the current document</string>
          </property>
         </widget>
        </item>
        <item row="2" column="2">
         <widget class="QCheckBox" name="checkBox_projectUnitSystemIgnore">
           <property name="toolTip">
-           <string>If enabled, project unit systems are ignored</string>
+           <string>If enabled, document unit systems are ignored</string>
           </property>
           <property name="text">
            <string>Ignore</string>