diff --git a/connectivity/source/manager/mdrivermanager.cxx b/connectivity/source/manager/mdrivermanager.cxx
index ae1e226cd2fc..afcb38279640 100644
--- a/connectivity/source/manager/mdrivermanager.cxx
+++ b/connectivity/source/manager/mdrivermanager.cxx
@@ -301,7 +301,7 @@ void OSDBCDriverManager::bootstrapDrivers()
                 if ( xDriver.is() )
                 {
                     aDriverDescriptor.xDriver = xDriver;
-                    // and obtain it's implementation name
+                    // and obtain its implementation name
                     xSI.set(xDriver, css::uno::UNO_QUERY);
                     OSL_ENSURE( xSI.is(), "OSDBCDriverManager::bootstrapDrivers: a driver without service info?" );
                     if ( xSI.is() )
diff --git a/cui/source/dialogs/hangulhanjadlg.cxx b/cui/source/dialogs/hangulhanjadlg.cxx
index bd252a2fe5a8..b2da62f49bd0 100644
--- a/cui/source/dialogs/hangulhanjadlg.cxx
+++ b/cui/source/dialogs/hangulhanjadlg.cxx
@@ -172,7 +172,7 @@ namespace svx
 
         // now draw the texts
         // as we already calculated the precise rectangles for the texts, we don't want to
-        // use the alignment flags given - within it's rect, every text is centered
+        // use the alignment flags given - within its rect, every text is centered
         DrawTextFlags nDrawTextStyle( nTextStyle );
         nDrawTextStyle &= ~DrawTextFlags( DrawTextFlags::Right | DrawTextFlags::Left | DrawTextFlags::Bottom | DrawTextFlags::Top );
         nDrawTextStyle |= DrawTextFlags::Center | DrawTextFlags::VCenter;
diff --git a/offapi/com/sun/star/awt/XTabListener.idl b/offapi/com/sun/star/awt/XTabListener.idl
index 130f86fa7d72..142fbb2344cc 100644
--- a/offapi/com/sun/star/awt/XTabListener.idl
+++ b/offapi/com/sun/star/awt/XTabListener.idl
@@ -46,7 +46,7 @@ interface XTabListener : com::sun::star::lang::XEventListener
      */
     void removed( [in] long ID );
 
-    /** a tab was changed within it's properties.
+    /** a tab was changed within its properties.
 
         @param  ID
                 the unique ID of the changed tab.
diff --git a/svx/source/inc/fmundo.hxx b/svx/source/inc/fmundo.hxx
index d914a0e74071..02b8f4998766 100644
--- a/svx/source/inc/fmundo.hxx
+++ b/svx/source/inc/fmundo.hxx
@@ -91,7 +91,7 @@ private:
                     m_xElement;     // object not owned by the action
     css::uno::Reference< css::uno::XInterface >
                     m_xOwnElement;  // object owned by the action
-    sal_Int32       m_nIndex;       // index of the object within it's container
+    sal_Int32       m_nIndex;       // index of the object within its container
     css::uno::Sequence< css::script::ScriptEventDescriptor >
                     m_aEvents;      // events of the object
     Action          m_eAction;