diff --git a/ocaml-extlib.spec b/ocaml-extlib.spec
index baa0b57..656415a 100644
--- a/ocaml-extlib.spec
+++ b/ocaml-extlib.spec
@@ -2,7 +2,7 @@
 
 Name:           ocaml-extlib
 Version:        1.7.8
-Release:        1
+Release:        2
 Summary:        A set of additional useful functions and modules for OCaml
 License:        LGPLv2+ with exceptions
 URL:            https://github.com/ygrek/ocaml-extlib
@@ -37,6 +37,7 @@ make build -j1
 export DESTDIR=$RPM_BUILD_ROOT OCAMLFIND_DESTDIR=$RPM_BUILD_ROOT%{_libdir}/ocaml
 install -d $OCAMLFIND_DESTDIR/stublibs
 %make_install
+strip %{buildroot}/%{_libdir}/ocaml/extlib/extLib.cmxs
 
 %files
 %doc README.md
@@ -48,6 +49,9 @@ install -d $OCAMLFIND_DESTDIR/stublibs
 %{_libdir}/ocaml/extlib/*.{a,cmx,cmxa,mli}
 
 %changelog
+* Tue Dec 06 2022 xu_ping<xuping33@h-partners.com> - 1.7.8-2
+- Remove the debugging information of extLib.cmxs
+
 * Thu Jan 20 2022 xu_ping<xuping33@huawei.com> - 1.7.8-1
 - Upgrade 1.7.8