diff --git a/CMakeLists.txt b/CMakeLists.txt
index a9717a4..c9ba3bf 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,7 +22,7 @@ include(BxVersionManager)
 
 # - Versioning only giving major and minor. Patch number is
 #   automatically deduced from an external file.
-bx_version_set(BxJsontools 0 4)
+bx_version_set(BxJsontools 1 0)
 
 #-----------------------------------------------------------------------
 # - Standard UNIX Tool install paths, including relative paths for use
diff --git a/README.md b/README.md
index 1fabb1b..bd2bfa1 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,10 @@ https://github.com/BxCppDev/Vire C++ libraries.
 bxjsontools  has been  initiated  in the  framework  of the  SuperNEMO
 physics experiment software.
 
+## History
+
+* Version 1.0.0: first production release
+
 
 ## Dependencies and inspiration
 
diff --git a/cmake/BxPackageVersions.db b/cmake/BxPackageVersions.db
index b050bc6..b3b6e31 100644
--- a/cmake/BxPackageVersions.db
+++ b/cmake/BxPackageVersions.db
@@ -3,7 +3,7 @@
 0.2.1
 0.3.0
 0.4.0
-#1.0.0
+1.0.0
 #1.1.0
 #1.2.0
 # end
\ No newline at end of file