diff --git a/liborcus.spec b/liborcus.spec
index ea948229f80b25a35c333f76d0ecc5ad97852f24..b1c844fa8c6d47549489ce4322e1bea72f6481b1 100644
--- a/liborcus.spec
+++ b/liborcus.spec
@@ -7,7 +7,7 @@
 
 Name: liborcus
 Version: 0.19.2
-Release: 1
+Release: 2
 Summary: Standalone file import filter library for spreadsheet documents
 
 License: MPL-2.0
@@ -15,10 +15,7 @@ URL: https://gitlab.com/orcus/orcus
 Source0: https://kohei.us/files/orcus/src/%{name}-%{version}.tar.xz
 
 BuildRequires: make boost-devel doxygen gcc-c++ automake pkgconfig(mdds-2.1) python3
-# FIXME: zlib will conflict with zlib-ng, but zlib-ng is not available in mainline.
-# Please revert this when this resolved. - 251
-BuildRequires: zlib-devel = 1.3.1
-# BuildRequires: pkgconfig(zlib)
+BuildRequires: pkgconfig(zlib)
 %if %{with convtools}
 BuildRequires: help2man
 BuildRequires: pkgconfig(libixion-0.18)
@@ -177,6 +174,9 @@ make check %{?_smp_mflags}
 %endif
 
 %changelog
+* Tue Jul 02 2024 misaka00251 <liuxin@iscas.ac.cn> - 0.19.2-2
+- Fix zlib dependency
+
 * Wed May 22 2024 misaka00251 <liuxin@iscas.ac.cn> - 0.19.2-1
 - Upgrade to 0.19.2