diff --git a/changelog.txt b/changelog.txt
index 43ff552211..334d1c97bd 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,18 @@
+1.2.0-RC4 (2012-04-01)
+------------------------------------------------------------------------
+- Fix: Reversing trains while they were entering or leaving a depot could lead to stuck trains [FS#5093] (r24078, r24071)
+- Fix: The 'last joined' server was not properly selected anymore [FS#5098] (r24070)
+- Fix: Immediately start querying the last joined server instead of waiting for the requery loop [FS#5097] (r24069, r24062)
+- Fix: Make the full snowedness level of houses the same as roads and rails [FS#5121] (r24064)
+- Fix: With certain versions of GCC and compiler flags the compiler could reorder some code badly causing the 32bpp depot flag not working [FS#5125] (r24063)
+- Fix: Do not freeze aircraft mid-flight when skipping to an out-of-range destination [FS#5123] (r24060)
+- Fix: Wrong numbering of string parameters causing wrong capacities to be shown [FS#5124] (r24058)
+- Fix: Crash when timetabling a maximum travel speed of 0 [FS#5111] (r24053)
+- Fix: [NewGRF] Imported GRF sounds were inserted into the wrong slots [FS#5107] (r24052)
+- Fix: [NewGRF] Realsprites inside the action 11 block were not skipped correctly (r24050)
+- Fix: Improve error messages for the placement restrictions of banks, water towers and toy shops [FS#5095] (r24040)
+
+
 1.2.0-RC3 (2012-03-18)
 ------------------------------------------------------------------------
 - Feature: Allow display of baseset textfiles (r24037)
diff --git a/known-bugs.txt b/known-bugs.txt
index 3dca3f231a..ae1ca8f7e5 100644
--- a/known-bugs.txt
+++ b/known-bugs.txt
@@ -1,6 +1,6 @@
 OpenTTD's known bugs
-Last updated:    2012-03-18
-Release version: 1.2.0-RC3
+Last updated:    2012-04-01
+Release version: 1.2.0-RC4
 ------------------------------------------------------------------------
 
 
diff --git a/os/debian/changelog b/os/debian/changelog
index b2638381a2..543b77edc0 100644
--- a/os/debian/changelog
+++ b/os/debian/changelog
@@ -1,3 +1,9 @@
+openttd (1.2.0~RC4) unstable; urgency=low
+
+  * New upstream release 1.2.0-RC4
+
+ -- Matthijs Kooijman <matthijs@stdin.nl>  Sun, 01 Apr 2012 00:00:00 +0200
+
 openttd (1.2.0~RC3) unstable; urgency=low
 
   * New upstream release 1.2.0-RC3
diff --git a/os/os2/installer/make_installer.cmd b/os/os2/installer/make_installer.cmd
index 681a7d187c..05a261a261 100644
--- a/os/os2/installer/make_installer.cmd
+++ b/os/os2/installer/make_installer.cmd
@@ -1,6 +1,6 @@
 @echo off
 
-set OPENTTD_VERSION=1.2.0-RC3
+set OPENTTD_VERSION=1.2.0-RC4
 set OPENSFX_VERSION=0.8.0
 set NOSOUND_VERSION=0.8.0
 set OPENGFX_VERSION=1.2.0
diff --git a/os/windows/installer/install.nsi b/os/windows/installer/install.nsi
index 6c2ba820d3..511e5ec837 100644
--- a/os/windows/installer/install.nsi
+++ b/os/windows/installer/install.nsi
@@ -2,8 +2,8 @@
 !define APPV_MAJOR 1
 !define APPV_MINOR 2
 !define APPV_MAINT 0
-!define APPV_BUILD 6
-!define APPV_EXTRA "-RC3"
+!define APPV_BUILD 7
+!define APPV_EXTRA "-RC4"
 
 !define APPNAME "OpenTTD"   ; Define application name
 !define APPVERSION "${APPV_MAJOR}.${APPV_MINOR}.${APPV_MAINT}${APPV_EXTRA}"  ; Define application version
diff --git a/readme.txt b/readme.txt
index f313cddec8..48f1846140 100644
--- a/readme.txt
+++ b/readme.txt
@@ -1,6 +1,6 @@
 OpenTTD readme
-Last updated:    2012-03-18
-Release version: 1.2.0-RC3
+Last updated:    2012-04-01
+Release version: 1.2.0-RC4
 ------------------------------------------------------------------------