diff --git a/librsvg.spec b/librsvg.spec
index 5933477..b21ecaf 100644
--- a/librsvg.spec
+++ b/librsvg.spec
@@ -1,7 +1,7 @@
 %define        majversion  %(echo %version | cut -d. -f 1-2)
 
 Name:          librsvg
-Version:       2.40.18
+Version:       2.40.19
 Release:       1mamba
 Summary:       A high performance SVG rendering library
 Group:         System/Libraries
@@ -93,7 +93,9 @@ This package contains the API documentation need for development.
 
 %build
 %configure \
+%ifnarch arm
    --enable-gtk-doc \
+%endif
    --enable-gtk-theme \
    --enable-pixbuf-loader
 
@@ -163,6 +165,9 @@ exit 0
 %{_datadir}/gtk-doc/html/rsvg-2.0/*
 
 %changelog
+* Fri Oct 06 2017 Automatic Build System <autodist@mambasoft.it> 2.40.19-1mamba
+- automatic version update by autodist
+
 * Tue Aug 08 2017 Automatic Build System <autodist@mambasoft.it> 2.40.18-1mamba
 - automatic version update by autodist