diff --git a/pc-bios/README b/pc-bios/README
index d59cd25461..ad78f6dc49 100644
--- a/pc-bios/README
+++ b/pc-bios/README
@@ -17,7 +17,7 @@
 - SLOF (Slimline Open Firmware) is a free IEEE 1275 Open Firmware
   implementation for certain IBM POWER hardware.  The sources are at
   https://github.com/aik/SLOF, and the image currently in qemu is
-  built from git tag qemu-slof-20190719.
+  built from git tag qemu-slof-20190827.
 
 - sgabios (the Serial Graphics Adapter option ROM) provides a means for
   legacy x86 software to communicate with an attached serial console as
diff --git a/pc-bios/slof.bin b/pc-bios/slof.bin
index fb0837508b..a3a3e49332 100644
Binary files a/pc-bios/slof.bin and b/pc-bios/slof.bin differ
diff --git a/roms/SLOF b/roms/SLOF
index 7bfe584e32..ea221600a1 160000
--- a/roms/SLOF
+++ b/roms/SLOF
@@ -1 +1 @@
-Subproject commit 7bfe584e321946771692711ff83ad2b5850daca7
+Subproject commit ea221600a116883137ef90b2b7ab7d2472bc4f10