Add GPU-README to EXTRA_DIST.
diff --git a/Makefile.am b/Makefile.am
index dcd5033..ccd4e6b 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -12,7 +12,7 @@ EXTRA_DIST = example.conf m4/gnulib-cache.m4 linux-usb-cgminer \
API.class API.java api-example.c windows-build.txt \
bitstreams/* API-README FPGA-README SCRYPT-README \
bitforce-firmware-flash.c hexdump.c ASIC-README \
- 01-cgminer.rules
+ 01-cgminer.rules GPU-README
SUBDIRS = lib compat ccan