diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4f73f98c..1b980764 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,8 +9,8 @@ set(CMAKE_INCLUDE_CURRENT_DIR ON)
 #comment or remove the above line before release
 
 set (ZINT_VERSION_MAJOR 2)
-set (ZINT_VERSION_MINOR 0)
-set (ZINT_VERSION_RELEASE 1)
+set (ZINT_VERSION_MINOR 1)
+set (ZINT_VERSION_RELEASE 0)
 set (ZINT_VERSION "${ZINT_VERSION_MAJOR}.${ZINT_VERSION_MINOR}.${ZINT_VERSION_RELEASE}" )
 
 add_definitions (-DZINT_VERSION=\"${ZINT_VERSION}\" -Wall)
diff --git a/backend/CMakeLists.txt b/backend/CMakeLists.txt
index 8a52851c..24d79054 100644
--- a/backend/CMakeLists.txt
+++ b/backend/CMakeLists.txt
@@ -5,7 +5,7 @@ project(zint)
 find_package(PNG)
 find_package(Qr)
 
-set(zint_COMMON_SRCS common.c library.c ps.c large.c reedsol.c)
+set(zint_COMMON_SRCS common.c library.c ps.c large.c reedsol.c gs1.c)
 set(zint_ONEDIM_SRCS code.c code128.c 2of5.c upcean.c telepen.c medical.c plessey.c rss.c)
 set(zint_POSTAL_SRCS postal.c auspost.c imail.c)
 set(zint_TWODIM_SRCS code16k.c blockf.c dmatrix.c dm200.c pdf417.c qr.c micqr.c maxicode.c composite.c aztec.c)