diff --git a/CMakeLists.txt b/CMakeLists.txt
index a1b88c71..f8452201 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -117,8 +117,8 @@ if (EXISTS .gitignore)
 
   set(CPACK_SOURCE_GENERATOR ZIP)
   set(CPACK_SOURCE_IGNORE_FILES ${ignored_files})
-  set(CPACK_PACKAGE_VERSION_MAJOR 0)
-  set(CPACK_PACKAGE_VERSION_MINOR 12)
+  set(CPACK_PACKAGE_VERSION_MAJOR 1)
+  set(CPACK_PACKAGE_VERSION_MINOR 0)
   set(CPACK_PACKAGE_VERSION_PATCH 0)
   set(CPACK_SOURCE_PACKAGE_FILE_NAME cppformat-${CPPFORMAT_VERSION})
   set(CPACK_RESOURCE_FILE_README ${FORMAT_SOURCE_DIR}/README.rst)