diff --git a/include/libxml/parserInternals.h b/include/libxml/parserInternals.h
index b6b2313a..55d6527d 100644
--- a/include/libxml/parserInternals.h
+++ b/include/libxml/parserInternals.h
@@ -523,6 +523,7 @@ XMLPUBFUN void
  */
 #define XML_SUBSTITUTE_BOTH	3
 
+XML_DEPRECATED
 XMLPUBFUN xmlChar *
 		xmlStringDecodeEntities		(xmlParserCtxtPtr ctxt,
 						 const xmlChar *str,
@@ -530,6 +531,7 @@ XMLPUBFUN xmlChar *
 						 xmlChar end,
 						 xmlChar  end2,
 						 xmlChar end3);
+XML_DEPRECATED
 XMLPUBFUN xmlChar *
 		xmlStringLenDecodeEntities	(xmlParserCtxtPtr ctxt,
 						 const xmlChar *str,
diff --git a/parser.c b/parser.c
index 9e4518f7..eb3d1d48 100644
--- a/parser.c
+++ b/parser.c
@@ -2786,6 +2786,8 @@ int_error:
  * @end2:  an end marker xmlChar, 0 if none
  * @end3:  an end marker xmlChar, 0 if none
  *
+ * DEPRECATED: Internal function, don't use.
+ *
  * Takes a entity string content and process to do the adequate substitutions.
  *
  * [67] Reference ::= EntityRef | CharRef
@@ -2814,6 +2816,8 @@ xmlStringLenDecodeEntities(xmlParserCtxtPtr ctxt, const xmlChar *str, int len,
  * @end2:  an end marker xmlChar, 0 if none
  * @end3:  an end marker xmlChar, 0 if none
  *
+ * DEPRECATED: Internal function, don't use.
+ *
  * Takes a entity string content and process to do the adequate substitutions.
  *
  * [67] Reference ::= EntityRef | CharRef
diff --git a/python/generator.py b/python/generator.py
index 81c285be..989c38e1 100755
--- a/python/generator.py
+++ b/python/generator.py
@@ -358,6 +358,8 @@ deprecated_funcs = {
     'xmlSchemaCleanupTypes': True,
     'xmlSchemaInitTypes': True,
     'xmlSetupParserForBuffer': True,
+    'xmlStringDecodeEntities': True,
+    'xmlStringLenDecodeEntities': True,
     'xmlThrDefDefaultBufferSize': True,
     'xmlThrDefLineNumbersDefaultValue': True,
     'xmlThrDefPedanticParserDefaultValue': True,