diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5f1b662f..b485ee35 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,8 +9,8 @@ set(CMAKE_VERBOSE_MAKEFILE ON)
 #comment or remove the above line before release
 
 set (ZINT_VERSION_MAJOR 1)
-set (ZINT_VERSION_MINOR 80)
-set (ZINT_VERSION_RELEASE 0)
+set (ZINT_VERSION_MINOR 99)
+set (ZINT_VERSION_RELEASE 1)
 set (ZINT_VERSION "${ZINT_VERSION_MAJOR}.${ZINT_VERSION_MINOR}.${ZINT_VERSION_RELEASE}" )
 
 add_definitions (-DZINT_VERSION=\"${ZINT_VERSION}\")
diff --git a/backend/Makefile b/backend/Makefile
index 499a888e..d3c04f96 100644
--- a/backend/Makefile
+++ b/backend/Makefile
@@ -7,7 +7,7 @@
 # make clean		cleans up a previous compilation and any object or editor files
 #
 
-ZINT_VERSION:=-DZINT_VERSION=\"1.80.0\"
+ZINT_VERSION:=-DZINT_VERSION=\"1.99.1\"
 
 
 CC := gcc
diff --git a/frontend/Makefile b/frontend/Makefile
index 83b861a6..c7a2c36e 100644
--- a/frontend/Makefile
+++ b/frontend/Makefile
@@ -6,7 +6,7 @@
 # make clean		cleans up a previous compilation and any object or editor files
 #
 
-ZINT_VERSION:=-DZINT_VERSION=\"1.80.0\"
+ZINT_VERSION:=-DZINT_VERSION=\"1.99.1\"
 
 CC := gcc
 INCLUDE := -I/usr/local/include