diff --git a/argon2.spec b/argon2.spec
index cdcc45c..41adeab 100644
--- a/argon2.spec
+++ b/argon2.spec
@@ -80,14 +80,11 @@ password hashing function that won the Password Hashing Competition
 
 %build
 %make %{?_smp_mflags}
-# fix pkgconfig file
-sed -e 's:lib/@HOST_MULTIARCH@:%{_lib}:;s/@UPSTREAM_VER@/%{version}/' -i libargon2.pc
 
 %install
 %make DESTDIR=%{buildroot} install
 
 install -D -m 644 man/argon2.1 %{buildroot}%{_mandir}/man1/argon2.1
-install -D -m 644 libargon2.pc %{buildroot}/%{_libdir}/pkgconfig/libargon2.pc
 
 %check
 %make test