diff --git a/meta/recipes-extended/byacc/byacc_20121003.bb b/meta/recipes-extended/byacc/byacc_20130304.bb
similarity index 73%
rename from meta/recipes-extended/byacc/byacc_20121003.bb
rename to meta/recipes-extended/byacc/byacc_20130304.bb
index c3c8744621..da79833e91 100644
--- a/meta/recipes-extended/byacc/byacc_20121003.bb
+++ b/meta/recipes-extended/byacc/byacc_20130304.bb
@@ -1,5 +1,3 @@
-PR = "r0"
-
 # Sigh. This is one of those places where everyone licenses it differently. Someone
 # even apply UCB to it (Free/Net/OpenBSD). The maintainer states that:
 # "I've found no reliable source which states that byacc must bear a UCB copyright."
@@ -9,6 +7,5 @@ LICENSE="PD"
 LIC_FILES_CHKSUM = "file://package/debian/copyright;md5=f186cf0d59bac042b75830396ec389a3"
 require byacc.inc
 
-SRC_URI[md5sum] = "26ba97e33a3bfaa311e2e5e1e078de55"
-SRC_URI[sha256sum] = "5afa4863550a7fc528e976cc33cc383bc0a9637ab95a6a594d2d5f6bf08dd1c5"
-
+SRC_URI[md5sum] = "e5eef96a33f55b724f2a957f0fa3b019"
+SRC_URI[sha256sum] = "dd8397174e088baf57cf4d344023a34b0758b7bbb8a1dfcdafdc234b8eb57924"