diff --git a/protobuf.changes b/protobuf.changes
index 305241e..736f7e7 100644
--- a/protobuf.changes
+++ b/protobuf.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Mar 16 16:39:10 UTC 2022 - Bruno Pitrus <brunopitrus@hotmail.com>
+
+- Change Requires: zlib-devel to pkgconfig(zlib) so as not to conflict with libz-ng-compat1.
+
 -------------------------------------------------------------------
 Fri Jan 28 20:38:41 UTC 2022 - Dirk Müller <dmueller@suse.com>
 
diff --git a/protobuf.spec b/protobuf.spec
index bd77749..4f2fb6b 100644
--- a/protobuf.spec
+++ b/protobuf.spec
@@ -103,7 +103,7 @@ Group:          Development/Libraries/C and C++
 Requires:       gcc-c++
 Requires:       libprotobuf%{sover} = %{version}
 Requires:       libprotobuf-lite%{sover}
-Requires:       zlib-devel
+Requires:       pkgconfig(zlib)
 Conflicts:      protobuf2-devel
 Provides:       libprotobuf-devel = %{version}