diff --git a/os/os2/installer/make_installer.cmd b/os/os2/installer/make_installer.cmd
index cd24f07ab2..f72521efef 100644
--- a/os/os2/installer/make_installer.cmd
+++ b/os/os2/installer/make_installer.cmd
@@ -3,7 +3,7 @@
 set OPENTTD_VERSION=1.2.0-beta1
 set OPENSFX_VERSION=0.8.0
 set NOSOUND_VERSION=0.8.0
-set OPENGFX_VERSION=0.7.0
+set OPENGFX_VERSION=1.2.0
 
 echo To make the installer, you must have the WarpIN compiler (wic) installed and in
 echo your path, as well as wget and unzip. This file will download the various DLLs
diff --git a/os/windows/installer/install.nsi b/os/windows/installer/install.nsi
index 14fc893972..175b077e2e 100644
--- a/os/windows/installer/install.nsi
+++ b/os/windows/installer/install.nsi
@@ -14,7 +14,7 @@
 !define APPURLLINK "http://www.openttd.org"
 !define APPNAMEANDVERSION "${APPNAME} ${APPVERSION}"
 
-!define OPENGFX_BASE_VERSION "0.7.0"
+!define OPENGFX_BASE_VERSION "1.2.0"
 !define OPENSFX_BASE_VERSION "0.8.0"
 !define OPENMSX_BASE_VERSION "1.0.0"