diff --git a/digikam.spec b/digikam.spec
index 94345bc..1f59c1a 100644
--- a/digikam.spec
+++ b/digikam.spec
@@ -6,7 +6,7 @@
 Name:    digikam
 Summary: A digital camera accessing & photo management application
 Version: 7.2.0
-Release: 2%{?beta}%{?dist}
+Release: 3%{?beta}%{?dist}
 
 License: GPLv2+
 URL:     http://www.digikam.org/
@@ -53,6 +53,7 @@ BuildRequires: pkgconfig(libgphoto2_port) pkgconfig(libusb-1.0) pkgconfig(libusb
 BuildRequires: pkgconfig(libpng) >= 1.2.7
 BuildRequires: pkgconfig(phonon4qt5)
 ## uses QtAv now (not available in fedora)
+BuildRequires: pkgconfig(glu)
 BuildRequires: pkgconfig(Qt5OpenGL)
 BuildRequires: pkgconfig(Qt5Svg)
 BuildRequires: pkgconfig(Qt5XmlPatterns)
@@ -250,6 +251,9 @@ update-desktop-database -q &> /dev/null
 
 
 %changelog
+* Fri Apr 30 2021 Alexey Kurov <nucleo@fedoraproject.org> - 7.2.0-3
+- BuildRequires: pkgconfig(glu) (enables OpenGL in presentation tool)
+
 * Wed Apr 07 2021 Alexey Kurov <nucleo@fedoraproject.org> - 7.2.0-2
 - Rebuilt for OpenCV 4.5.2