diff --git a/.gitignore b/.gitignore
index 6894c03..4d01ff9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 /LineBreakTest.txt
 /WordBreakTest.txt
 /libunibreak-libunibreak_4_0.tar.gz
+/libunibreak-libunibreak_5_1.tar.gz
diff --git a/libunibreak.spec b/libunibreak.spec
index b51acf6..3cb5450 100644
--- a/libunibreak.spec
+++ b/libunibreak.spec
@@ -4,7 +4,7 @@
 %global forgeurl https://github.com/adah1972/libunibreak
 
 Name:           libunibreak
-Version:        4.0
+Version:        5.1
 Release:        %autorelease -n
 Summary:        A Unicode line-breaking library
 # Upstream uses tags of the form `libunibreak_X_Y`
diff --git a/sources b/sources
index 33745bd..0698efd 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (libunibreak-libunibreak_4_0.tar.gz) = f11295133a1c65f365a5287f7377f69ac7998f19b06d44818fb55c8a5ba3edabc36de8d1b7c0d38db9d982f0e443d0a751f6d51841865094122df4cd74c9af3b
+SHA512 (libunibreak-libunibreak_5_1.tar.gz) = c47d6445cab36febb214b31aeb48585a4d3685714588079e84be87019f6e6ffb752e0e0e527232e2d164b1efeeeea64b8b4b21e605ebc60f10fb5a169edc2ed0