diff --git a/libgpg-error.changes b/libgpg-error.changes
index 80aabf5..5f67026 100644
--- a/libgpg-error.changes
+++ b/libgpg-error.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Sat May 12 11:38:30 UTC 2018 - antoine.belvire@opensuse.org
+
+- Fix %install_info_delete usage:
+  * It has to be performed in %preun not in %postun.
+  * See https://en.opensuse.org/openSUSE:Packaging_Conventions_RPM_Macros#.25install_info_delete.
+
 -------------------------------------------------------------------
 Wed May  2 18:48:17 UTC 2018 - astieger@suse.com
 
diff --git a/libgpg-error.spec b/libgpg-error.spec
index b4ca6bb..643efd6 100644
--- a/libgpg-error.spec
+++ b/libgpg-error.spec
@@ -83,11 +83,13 @@ make check %{?_smp_mflags}
 %{buildroot}/%{_bindir}/gpg-error-config --mt --libs | grep -q "\-lpthread"
 
 %post -n libgpg-error0 -p /sbin/ldconfig
+
 %post devel
 %install_info --info-dir=%{_infodir} %{_infodir}/gpgrt.info.gz
 
 %postun -n libgpg-error0 -p /sbin/ldconfig
-%postun devel
+
+%preun devel
 %install_info_delete --info-dir=%{_infodir} %{_infodir}/gpgrt.info.gz
 
 %files -n libgpg-error0 -f %{name}.lang