diff --git a/DESCRIPTION b/DESCRIPTION
index a0c6d99dcdc3e334b4fd7a38b804d3a504ad2440..f0de7261262f46357d917afc47e8063ceb3ef283 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: multicrispr
 Title: Multi-locus multi-purpose Crispr/Cas design 
-Version: 0.99.34
+Version: 1.0.0
 Encoding: UTF-8
 Authors@R: c(person("Aditya",   "Bhagwat",    NULL, "aditya.bhagwat@mpi-bn.mpg.de",   c("aut", "cre")),
             person( "Johannes", "Graumann",   NULL, 'johannes.graumann@mpi-bn.mpg.de',c("sad", "ctb")),