diff --git a/polkit.spec b/polkit.spec
index 1ab28a7..bd40985 100644
--- a/polkit.spec
+++ b/polkit.spec
@@ -20,7 +20,7 @@ BuildRequires: gtk-doc
 BuildRequires: intltool
 BuildRequires: gobject-introspection-devel
 BuildRequires: systemd, systemd-devel
-BuildRequires: mozjs17-devel
+BuildRequires: pkgconfig(mozjs-52)
 BuildRequires: git
 
 %if 0%{?enable_autoreconf}