diff --git a/harfbuzz.spec b/harfbuzz.spec
index 1929667..3a304f8 100644
--- a/harfbuzz.spec
+++ b/harfbuzz.spec
@@ -1,5 +1,5 @@
 Name:          harfbuzz
-Version:       1.7.1
+Version:       1.7.4
 Release:       1mamba
 Summary:       An OpenType text shaping library
 Group:         System/Libraries
@@ -103,6 +103,9 @@ This package includes the %{name} API documentation.
 %{_datadir}/gtk-doc/html/harfbuzz/*
 
 %changelog
+* Wed Dec 20 2017 Automatic Build System <autodist@mambasoft.it> 1.7.4-1mamba
+- automatic update by autodist
+
 * Thu Nov 23 2017 Automatic Build System <autodist@mambasoft.it> 1.7.1-1mamba
 - automatic update by autodist