diff --git a/cppuhelper/inc/cppuhelper/factory.hxx b/cppuhelper/inc/cppuhelper/factory.hxx
index e97a2f854371..4b34c3751744 100644
--- a/cppuhelper/inc/cppuhelper/factory.hxx
+++ b/cppuhelper/inc/cppuhelper/factory.hxx
@@ -207,7 +207,7 @@ createSingleFactory(
     The XComponent interface is not supported!
 
     @param rServiceManager      the service manager used by the implementation.
-    @param xSingleServiceFactory    the wrapped service factory.
+    @param rFactory             the wrapped service factory.
     @return a factory that support the interfaces XServiceProvider, XServiceInfo
     XSingleServiceFactory.
 
@@ -223,7 +223,7 @@ createFactoryProxy(
 /** Deprecated.  Creates a single service factory which holds the instance created only once.
 
     @param rServiceManager      the service manager used by the implementation.
-    @param rImplementationName  the implementation name. An empty string is possible.
+    @param rComponentName       the implementation name. An empty string is possible.
     @param pCreateFunction      the function pointer to create an object.
     @param rServiceNames        the service supported by the implementation.
     @param pModCount            for future extension (library unloading concept).
@@ -262,7 +262,7 @@ createSingleRegistryFactory(
     based on a registry.
 
     @param rServiceManager      the service manager used by the implementation.
-    @param rImplementationName  the implementation name. An empty string is possible.
+    @param rComponentName       the implementation name. An empty string is possible.
     @param rImplementationKey   the registry key of the implementation section.
     @return a factory that support the interfaces XServiceProvider, XServiceInfo
     XSingleServiceFactory and XComponent.
diff --git a/cppuhelper/inc/cppuhelper/implementationentry.hxx b/cppuhelper/inc/cppuhelper/implementationentry.hxx
index 2c7a08e41ccc..173501dc5763 100644
--- a/cppuhelper/inc/cppuhelper/implementationentry.hxx
+++ b/cppuhelper/inc/cppuhelper/implementationentry.hxx
@@ -74,7 +74,7 @@ struct ImplementationEntry
 
 /** Helper function for implementation of the component_writeInfo()-function.
 
-    @obsolete component_writeInfo should no longer be used in new components
+    @deprecated component_writeInfo should no longer be used in new components
 
     @param pServiceManager The first parameter passed to component_writeInfo()-function
                            (This is an instance of the service manager, that creates the factory).
diff --git a/registry/inc/registry/registry.hxx b/registry/inc/registry/registry.hxx
index 86968deb647b..50e1544f9d79 100644
--- a/registry/inc/registry/registry.hxx
+++ b/registry/inc/registry/registry.hxx
@@ -600,7 +600,7 @@ public:
 
     /** used to create a link.
 
-        @obsolete Links are no longer supported.
+        @deprecated Links are no longer supported.
 
         @return REG_INVALID_LINK
      */
@@ -609,7 +609,7 @@ public:
 
     /** used to delete a link.
 
-        @obsolete Links are no longer supported.
+        @deprecated Links are no longer supported.
 
         @return REG_INVALID_LINK
      */
@@ -626,7 +626,7 @@ public:
 
     /** used to return the target of a link.
 
-        @obsolete Links are no longer supported.
+        @deprecated Links are no longer supported.
 
         @return REG_INVALID_LINK
      */
diff --git a/sal/inc/rtl/ustring.hxx b/sal/inc/rtl/ustring.hxx
index f55fb7d6fdaf..27eb86561ee3 100644
--- a/sal/inc/rtl/ustring.hxx
+++ b/sal/inc/rtl/ustring.hxx
@@ -173,7 +173,7 @@ public:
       assumed to be only UTF-8/ASCII, so this constructor allows an efficient
       and convenient way to create OUString instances from literals.
 
-      @param    value           the 8-bit string literal
+      @param    literal         the 8-bit string literal
 
       @exception std::bad_alloc is thrown if an out-of-memory condition occurs
     */