diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3ea1347..c78f0b1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-v2.5.5 (x February 2019)
+v2.5.5 (10 February 2019)
 - added more file formats recognition
 - fixed cache file can still available after unpacking (issue #123)
 - fixed passing arguments to browser (issue #125)
diff --git a/bin/History.txt b/bin/History.txt
index 83ec241..c4dd9ec 100644
--- a/bin/History.txt
+++ b/bin/History.txt
@@ -1,4 +1,4 @@
-v2.5.5 (x February 2019)
+v2.5.5 (10 February 2019)
 - added more file formats recognition
 - fixed cache file can still available after unpacking (issue #123)
 - fixed passing arguments to browser (issue #125)