diff --git a/checksum/oga-1.0.0-java.gem.sha512 b/checksum/oga-1.0.0-java.gem.sha512
new file mode 100644
index 0000000..81c0fac
--- /dev/null
+++ b/checksum/oga-1.0.0-java.gem.sha512
@@ -0,0 +1 @@
+257e1c86abdcadbb5fc6490d0a9bcfd0c8514a7e2f6a81e3f381f876310249595bbb0e9bb274a28c99e5b3ee1e7af8ad298e5648ccf5c880913ab8f7ba863125
\ No newline at end of file
diff --git a/checksum/oga-1.0.0.gem.sha512 b/checksum/oga-1.0.0.gem.sha512
new file mode 100644
index 0000000..0f6591b
--- /dev/null
+++ b/checksum/oga-1.0.0.gem.sha512
@@ -0,0 +1 @@
+9f6c49ae7811268b64ae19a4b8b3e2e9d20af1b03ad244571a484aee50d80999515aebc0bf501bf929c2879966ae1c41f06254497b46c839aea0b65c9146068a
\ No newline at end of file
diff --git a/lib/oga/version.rb b/lib/oga/version.rb
index dc366ff..0acb76b 100644
--- a/lib/oga/version.rb
+++ b/lib/oga/version.rb
@@ -1,3 +1,3 @@
 module Oga
-  VERSION = '0.3.4'
+  VERSION = '1.0.0'
 end # Oga