post-release version bump
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 84e14b0..6eb86ab 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,7 +19,7 @@
 SET(PACKAGE "libzip")
 SET(PACKAGE_NAME ${PACKAGE})
 SET(PACKAGE_VERSION_MAJOR "1")
-SET(PACKAGE_VERSION_MINOR "1")
+SET(PACKAGE_VERSION_MINOR "1a")
 #SET(PACKAGE_VERSION_PATCH "1a")
 SET(VERSION "${PACKAGE_VERSION_MAJOR}.${PACKAGE_VERSION_MINOR}")
 #SET(VERSION "${PACKAGE_VERSION_MAJOR}.${PACKAGE_VERSION_MINOR}.${PACKAGE_VERSION_PATCH}")