diff --git a/MANIFEST.in b/MANIFEST.in
index 5b5c95994..7ed21bb40 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -4,3 +4,6 @@ include gillespy2/solvers/cpp/c_base/*.h
 include gillespy2/solvers/cpp/c_base/MakeFile
 include gillespy2/solvers/cython/*.pyx
 include requirements.txt
+include LICENSE
+include COPYRIGHT
+
diff --git a/gillespy2/__version__.py b/gillespy2/__version__.py
index 40e838062..3c148bfcc 100644
--- a/gillespy2/__version__.py
+++ b/gillespy2/__version__.py
@@ -5,7 +5,7 @@
 # @website https://github.com/GillesPy2/GillesPy2
 # =============================================================================
 
-__version__      = '1.3.3'
+__version__      = '1.3.4'
 __title__        = 'GillesPy2'
 __description__  = 'Python interface for Gillespie-style biochemical simulations'
 __url__          = 'https://github.com/GillesPy2/GillesPy2'