diff --git a/lib/scripts/layout2layout.py b/lib/scripts/layout2layout.py
index e69deba624..60d4593482 100644
--- a/lib/scripts/layout2layout.py
+++ b/lib/scripts/layout2layout.py
@@ -11,7 +11,7 @@
 # This script will update a .layout file to current format
 
 # The latest layout format is also defined in src/TextClass.cpp
-currentFormat = 83
+currentFormat = 82
 
 
 # Incremented to format 4, 6 April 2007, lasgouttes
@@ -281,9 +281,6 @@ currentFormat = 83
 # - Removed tag Header from ClassOptionsClassOptions
 # - Removed tag Element for flex insets
 
-# Incremented to format 83, 2 August 2020 by dourouc05
-# New tag DocBookWrapperMergeWithPrevious
-
 # Do not forget to document format change in Customization
 # Manual (section "Declaring a new text class").
 
diff --git a/src/Layout.cpp b/src/Layout.cpp
index a7e80ea3f3..c45fd5c101 100644
--- a/src/Layout.cpp
+++ b/src/Layout.cpp
@@ -109,7 +109,6 @@ enum LayoutTags {
 	LT_DOCBOOKININFO,
 	LT_DOCBOOKWRAPPERTAG,
 	LT_DOCBOOKWRAPPERATTR,
-	LT_DOCBOOKWRAPPERMERGEWITHPREVIOUS,
 	LT_DOCBOOKSECTIONTAG,
 	LT_DOCBOOKITEMWRAPPERTAG,
 	LT_DOCBOOKITEMWRAPPERATTR,
@@ -177,7 +176,6 @@ Layout::Layout()
 	htmllabelfirst_ = false;
 	htmlforcecss_ = false;
 	htmltitle_ = false;
-	docbookwrappermergewithprevious_ = false;
 	spellcheck = true;
 	forcelocal = 0;
 	itemcommand_ = "item";
@@ -236,7 +234,6 @@ bool Layout::readIgnoreForcelocal(Lexer & lex, TextClass const & tclass)
 		{ "docbooktag",              LT_DOCBOOKTAG },
 		{ "docbookwrapperattr",      LT_DOCBOOKWRAPPERATTR },
 		{ "docbookwrappertag",       LT_DOCBOOKWRAPPERTAG },
-		{ "docbookwrappermergewithprevious", LT_DOCBOOKWRAPPERMERGEWITHPREVIOUS },
 		{ "end",            LT_END },
 		{ "endlabelstring", LT_ENDLABELSTRING },
 		{ "endlabeltype",   LT_ENDLABELTYPE },
@@ -746,10 +743,6 @@ bool Layout::readIgnoreForcelocal(Lexer & lex, TextClass const & tclass)
 			lex >> docbookwrapperattr_;
 			break;
 
-		case LT_DOCBOOKWRAPPERMERGEWITHPREVIOUS:
-			lex >> docbookwrappermergewithprevious_;
-			break;
-
 		case LT_DOCBOOKSECTIONTAG:
 			lex >> docbooksectiontag_;
 			break;
@@ -1617,7 +1610,6 @@ void Layout::write(ostream & os) const
 		os << "\tDocBookItemWrapperTag " << docbookitemwrappertag_ << '\n';
 	if(!docbookitemwrapperattr_.empty())
 		os << "\tDocBookItemWrapperAttr " << docbookitemwrapperattr_ << '\n';
-	os << "\tDocBookItemWrapperMergeWithPrevious " << docbookwrappermergewithprevious_ << '\n';
 	if(!docbookitemlabeltag_.empty())
 		os << "\tDocBookItemLabelTag " << docbookitemlabeltag_ << '\n';
 	if(!docbookitemlabelattr_.empty())
diff --git a/src/Layout.h b/src/Layout.h
index d9eb893c2e..7e9409ad44 100644
--- a/src/Layout.h
+++ b/src/Layout.h
@@ -203,8 +203,6 @@ public:
 	///
 	std::string const & docbookwrapperattr() const;
 	///
-	bool docbookwrappermergewithprevious() const { return docbookwrappermergewithprevious_; }
-	///
 	std::string const & docbooksectiontag() const;
 	///
 	std::string const & docbookitemwrappertag() const;
@@ -514,8 +512,6 @@ private:
 	mutable std::string docbookwrappertag_;
 	/// Roles to add to docbookwrappertag_, if any (default: none).
 	mutable std::string docbookwrapperattr_;
-	/// Whether this wrapper tag may be merged with the previously opened wrapper tag.
-	bool docbookwrappermergewithprevious_;
 	/// Outer tag for this section, only if this layout represent a sectionning item, including chapters (default: section).
 	mutable std::string docbooksectiontag_;
 	/// Whether this tag must/can/can't go into an <info> tag (default: never, as it only makes sense for metadata).
diff --git a/src/TextClass.cpp b/src/TextClass.cpp
index 79cdabd869..eb92612d84 100644
--- a/src/TextClass.cpp
+++ b/src/TextClass.cpp
@@ -62,7 +62,7 @@ namespace lyx {
 // You should also run the development/tools/updatelayouts.py script,
 // to update the format of all of our layout files.
 //
-int const LAYOUT_FORMAT = 83; // tcuvelier: DocBookWrapperMergeWithPrevious.
+int const LAYOUT_FORMAT = 82; // dourouc05: DocBook additions.
 
 
 // Layout format for the current lyx file format. Controls which format is