diff --git a/quazip.spec b/quazip.spec
index 285f529..37012ed 100644
--- a/quazip.spec
+++ b/quazip.spec
@@ -1,6 +1,6 @@
 Name:		quazip
 Version:	0.7.6
-Release:	2%{?dist}
+Release:	3%{?dist}
 Summary:	Qt/C++ wrapper for the minizip library
 License:	GPLv2+ or LGPLv2+
 URL:		https://github.com/stachenov/quazip
@@ -27,6 +27,7 @@ from and writing to ZIP archives.
 Summary:		Development files for %{name}
 Requires:		%{name}%{?_isa} = %{version}-%{release}
 Requires:		qt4-devel%{?_isa}
+Requires:		zlib-devel%{?_isa}
 
 %description devel
 The %{name}-devel package contains libraries, header files and documentation
@@ -49,6 +50,7 @@ from and writing to ZIP archives.
 Summary:		Development files for %{name}
 Requires:		%{name}-qt5%{?_isa} = %{version}-%{release}
 Requires:               qt5-qtbase-devel%{?_isa}
+Requires:               zlib-devel%{?_isa}
 
 %description qt5-devel
 The %{name}-devel package contains libraries, header files and documentation
@@ -108,6 +110,9 @@ make install/fast DESTDIR=%{buildroot} -C build-qt4
 
 
 %changelog
+* Tue Mar 26 2019 Nicolas Chauvet <kwizart@gmail.com> - 0.7.6-3
+- Add zlib-devel - rhbz#1634468
+
 * Sat Feb 02 2019 Fedora Release Engineering <releng@fedoraproject.org> - 0.7.6-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild