diff --git a/camb/__init__.py b/camb/__init__.py
index bd84fbec..366027de 100644
--- a/camb/__init__.py
+++ b/camb/__init__.py
@@ -7,7 +7,7 @@
 __author__ = "Antony Lewis"
 __contact__ = "antony at cosmologist dot info"
 __url__ = "https://camb.readthedocs.io"
-__version__ = "1.4.2.1"
+__version__ = "1.5.0"
 
 from . import baseconfig
 
diff --git a/camb/cambdll.dll b/camb/cambdll.dll
index 0f8b033e..afa975c5 100644
Binary files a/camb/cambdll.dll and b/camb/cambdll.dll differ
diff --git a/fortran/config.f90 b/fortran/config.f90
index c6207abb..686fcf40 100644
--- a/fortran/config.f90
+++ b/fortran/config.f90
@@ -3,7 +3,7 @@ module config
     use constants, only: const_twopi
     implicit none
 
-    character(LEN=*), parameter :: version = '1.4.2.1'
+    character(LEN=*), parameter :: version = '1.5.0'
 
     integer :: FeedbackLevel = 0 !if >0 print out useful information about the model