diff --git a/lib/templates/thesis/Acknowledgments.lyx b/lib/templates/thesis/Acknowledgments.lyx
index b7dcf3aef0..9987ff9129 100644
--- a/lib/templates/thesis/Acknowledgments.lyx
+++ b/lib/templates/thesis/Acknowledgments.lyx
@@ -8,6 +8,7 @@
 \end_preamble
 \options intoc,bibliography=totoc,index=totoc,BCOR10mm,captions=tableheading,titlepage,fleqn
 \use_default_options true
+\master thesis.lyx
 \maintain_unincluded_children false
 \language english
 \language_package default
diff --git a/lib/templates/thesis/Appendix.lyx b/lib/templates/thesis/Appendix.lyx
index 70be559db5..7f2d8269e5 100644
--- a/lib/templates/thesis/Appendix.lyx
+++ b/lib/templates/thesis/Appendix.lyx
@@ -55,6 +55,7 @@
 \end_preamble
 \options intoc,bibliography=totoc,index=totoc,BCOR10mm,captions=tableheading,titlepage,fleqn
 \use_default_options true
+\master thesis.lyx
 \begin_modules
 customHeadersFooters
 \end_modules
diff --git a/lib/templates/thesis/Summary.lyx b/lib/templates/thesis/Summary.lyx
index 9ef07109c7..7220d25c3a 100644
--- a/lib/templates/thesis/Summary.lyx
+++ b/lib/templates/thesis/Summary.lyx
@@ -12,6 +12,7 @@
 \end_preamble
 \options intoc,bibliography=totoc,index=totoc,BCOR10mm,captions=tableheading,titlepage,fleqn
 \use_default_options true
+\master thesis.lyx
 \maintain_unincluded_children false
 \language english
 \language_package default
diff --git a/lib/templates/thesis/chapter-1.lyx b/lib/templates/thesis/chapter-1.lyx
index 4e0410691d..9e61f99cfa 100644
--- a/lib/templates/thesis/chapter-1.lyx
+++ b/lib/templates/thesis/chapter-1.lyx
@@ -54,6 +54,7 @@
 \end_preamble
 \options intoc,bibliography=totoc,index=totoc,BCOR10mm,captions=tableheading,titlepage,fleqn
 \use_default_options true
+\master thesis.lyx
 \begin_modules
 customHeadersFooters
 \end_modules
diff --git a/lib/templates/thesis/chapter-2.lyx b/lib/templates/thesis/chapter-2.lyx
index dbdb50e631..f267c85576 100644
--- a/lib/templates/thesis/chapter-2.lyx
+++ b/lib/templates/thesis/chapter-2.lyx
@@ -54,6 +54,7 @@
 \end_preamble
 \options intoc,bibliography=totoc,index=totoc,BCOR10mm,captions=tableheading,titlepage,fleqn
 \use_default_options true
+\master thesis.lyx
 \begin_modules
 customHeadersFooters
 \end_modules