diff --git a/appveyor.yml b/appveyor.yml
index 92dd21f..5ef46fa 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 0.3.0_b{build}-{branch}
+version: 1.0.0_b{build}-{branch}
 
 os: Windows Server 2012
 
diff --git a/configure.ac b/configure.ac
index e141d59..d095e15 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 AC_PREREQ([2.60])
 
-AC_INIT([criterion], [1.0], [], [criterion], [franklinmathieu@gmail.com])
+AC_INIT([criterion], [1.0.0], [], [criterion], [franklinmathieu@gmail.com])
 AC_CONFIG_SRCDIR([src/runner.c])
 
 LT_PREREQ([2.2.4])