diff --git a/development/MacOSX/lyxrc.dist.in b/development/MacOSX/lyxrc.dist.in
index 968288ebfa..a9b8946306 100644
--- a/development/MacOSX/lyxrc.dist.in
+++ b/development/MacOSX/lyxrc.dist.in
@@ -10,7 +10,7 @@
 # This file is written by LyX, if you want to make your own
 # modifications you should do them from inside LyX and save
 
-Format 24
+Format 38
 
 \bind_file "mac"
 
diff --git a/development/Win32/lyxrc.dist.in b/development/Win32/lyxrc.dist.in
index 9a5257f613..5e72e12ad8 100644
--- a/development/Win32/lyxrc.dist.in
+++ b/development/Win32/lyxrc.dist.in
@@ -10,7 +10,7 @@
 # This file is written by LyX, if you want to make your own
 # modifications you should do them from inside LyX and save
 
-Format 25
+Format 38
 
 \serverpipe "\\.\pipe\$$UserDir\lyxpipe"
 
diff --git a/development/cygwin/lyxrc.dist.in b/development/cygwin/lyxrc.dist.in
index 1d83da00ca..72979f2932 100644
--- a/development/cygwin/lyxrc.dist.in
+++ b/development/cygwin/lyxrc.dist.in
@@ -10,7 +10,7 @@
 # The file lyxrc.dist gives initial global options for all LyX users.
 # Almost all settings here can be overridden through the preferences in LyX.
 
-Format 22
+Format 38
 
 \screen_dpi 96
 \screen_zoom 150
@@ -19,4 +19,4 @@ Format 22
 \screen_font_typewriter "Courier New"
 \preview_scale_factor 1.0
 \serverpipe "~/.lyx@version_suffix@/lyxpipe"
-\path_prefix "/usr/local/bin:/usr/bin:/usr/X11R6/bin"
+\path_prefix "/usr/local/bin:/usr/bin"
diff --git a/development/unix/lyxrc.dist.in b/development/unix/lyxrc.dist.in
index 119b13a6f0..b7f29abb1a 100644
--- a/development/unix/lyxrc.dist.in
+++ b/development/unix/lyxrc.dist.in
@@ -10,7 +10,7 @@
 # This file is written by LyX, if you want to make your own
 # modifications you should do them from inside LyX and save
 
-Format 25
+Format 38
 
 \texinputs_prefix ".:@LYX_ABS_INSTALLED_DATADIR@tex"
 \serverpipe "$$UserDir/.lyxpipe"