diff --git a/poky/documentation/test-manual/reproducible-builds.rst b/poky/documentation/test-manual/reproducible-builds.rst
index c66c82f..68fdf54 100644
--- a/poky/documentation/test-manual/reproducible-builds.rst
+++ b/poky/documentation/test-manual/reproducible-builds.rst
@@ -70,7 +70,7 @@
 
 .. note::
 
-   Because of an open bug in GCC, using ``DISTRO_FEATURES_append = " lto"`` or
+   Because of an open bug in GCC, using ``DISTRO_FEATURES:append = " lto"`` or
    adding ``-flto`` (Link Time Optimization) to ``CFLAGS`` makes the resulting
    binary non-reproducible, in that it depends on the full absolute build path
    to ``recipe-sysroot-native``, so installing the Yocto Project in a different