diff -Nru base-files-11ubuntu18/debian/changelog base-files-11ubuntu19/debian/changelog
--- base-files-11ubuntu18/debian/changelog	2021-03-02 22:33:43.000000000 +0000
+++ base-files-11ubuntu19/debian/changelog	2021-04-19 07:26:45.000000000 +0000
@@ -1,3 +1,9 @@
+base-files (11ubuntu19) hirsute; urgency=medium
+
+  * /etc/issue{,.net}, /etc/{lsb,os}-release: Prepare for 21.04 release. 
+
+ -- Łukasz 'sil2100' Zemczak <lukasz.zemczak@ubuntu.com>  Mon, 19 Apr 2021 09:26:45 +0200
+
 base-files (11ubuntu18) hirsute; urgency=medium
 
   * Drop build-dependency on obsolete dh-systemd.
diff -Nru base-files-11ubuntu18/etc/issue base-files-11ubuntu19/etc/issue
--- base-files-11ubuntu18/etc/issue	2020-10-28 12:12:34.000000000 +0000
+++ base-files-11ubuntu19/etc/issue	2021-04-19 07:25:48.000000000 +0000
@@ -1,2 +1,2 @@
-Ubuntu Hirsute Hippo (development branch) \n \l
+Ubuntu 21.04 \n \l
 
diff -Nru base-files-11ubuntu18/etc/issue.net base-files-11ubuntu19/etc/issue.net
--- base-files-11ubuntu18/etc/issue.net	2020-10-28 12:12:39.000000000 +0000
+++ base-files-11ubuntu19/etc/issue.net	2021-04-19 07:25:59.000000000 +0000
@@ -1 +1 @@
-Ubuntu Hirsute Hippo (development branch)
+Ubuntu 21.04
diff -Nru base-files-11ubuntu18/etc/lsb-release base-files-11ubuntu19/etc/lsb-release
--- base-files-11ubuntu18/etc/lsb-release	2020-10-28 12:12:51.000000000 +0000
+++ base-files-11ubuntu19/etc/lsb-release	2021-04-19 07:26:14.000000000 +0000
@@ -1,4 +1,4 @@
 DISTRIB_ID=Ubuntu
 DISTRIB_RELEASE=21.04
 DISTRIB_CODENAME=hirsute
-DISTRIB_DESCRIPTION="Ubuntu Hirsute Hippo (development branch)"
+DISTRIB_DESCRIPTION="Ubuntu 21.04"
diff -Nru base-files-11ubuntu18/etc/os-release base-files-11ubuntu19/etc/os-release
--- base-files-11ubuntu18/etc/os-release	2020-10-28 12:13:02.000000000 +0000
+++ base-files-11ubuntu19/etc/os-release	2021-04-19 07:26:27.000000000 +0000
@@ -2,7 +2,7 @@
 VERSION="21.04 (Hirsute Hippo)"
 ID=ubuntu
 ID_LIKE=debian
-PRETTY_NAME="Ubuntu Hirsute Hippo (development branch)"
+PRETTY_NAME="Ubuntu 21.04"
 VERSION_ID="21.04"
 HOME_URL="https://www.ubuntu.com/"
 SUPPORT_URL="https://help.ubuntu.com/"