diff --git a/INSTALL b/INSTALL
index 941e185604..4fd9cf99d7 100644
--- a/INSTALL
+++ b/INSTALL
@@ -44,7 +44,7 @@ PostgreSQL has been tested on the following platforms:
    alpha          DEC Alpha AXP on Digital Unix 2.0 & 3.2
    BSD44_derived  OSs derived from 4.4-lite BSD (NetBSD, FreeBSD)
    bsdi           BSD/OS 2.0, 2.01, 2.1, 3.0
-   dgux           DG/UX 5.4R3.10
+   dgux           DG/UX 5.4R4.11
    hpux           HP PA-RISC on HP-UX 9.0
    i386_solaris   i386 Solaris
    irix5          SGI MIPS on IRIX 5.3
diff --git a/doc/FAQ b/doc/FAQ
index 6c1bb8f6c7..58d883a7e9 100644
--- a/doc/FAQ
+++ b/doc/FAQ
@@ -157,7 +157,7 @@ Section 1: General Questions
      * alpha - DEC Alpha AXP on Digital Unix 2.0 and 3.2
      * BSD44_derived - OSs derived from 4.4-lite BSD (NetBSD, FreeBSD)
      * bsdi - BSD/OS 2.0, 2.01, 2.1, 3.0
-     * dgux - DG/UX 5.4R3.10
+     * dgux - DG/UX 5.4R4.11
      * hpux - HP PA-RISC on HP-UX 9.0
      * i386_solaris - i386 Solaris
      * irix5 - SGI MIPS on IRIX 5.3