diff --git a/neovim.changes b/neovim.changes
index f7ca77e..6375f7e 100644
--- a/neovim.changes
+++ b/neovim.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Jun  2 07:31:15 UTC 2020 - Martin Liška <mliska@suse.cz>
+
+- Enable -fcommon in order to fix gh#neovim/neovim#12423.
+
 -------------------------------------------------------------------
 Tue May 19 16:42:50 UTC 2020 - Matej Cepl <mcepl@suse.com>
 
diff --git a/neovim.spec b/neovim.spec
index b5a2150..992328f 100644
--- a/neovim.spec
+++ b/neovim.spec
@@ -111,8 +111,8 @@ HOSTNAME=OBS
 USERNAME=OBS
 mkdir -p build
 pushd build
-export CFLAGS="%{optflags}"
-export CXXFLAGS="%{optflags}"
+export CFLAGS="%{optflags} -fcommon"
+export CXXFLAGS="%{optflags} -fcommon"
 %{__cmake} .. -DCMAKE_BUILD_TYPE=RelWithDebInfo \
 %ifarch aarch64 ppc64
        -DPREFER_LUA=ON \