diff --git a/SPECS/libcotp.spec b/SPECS/libcotp.spec
index f356c82..142f6ac 100644
--- a/SPECS/libcotp.spec
+++ b/SPECS/libcotp.spec
@@ -10,6 +10,12 @@ Source0: https://github.com/paolostivanin/libcotp/archive/refs/tags/v%{version}.
 %description
 C library that generates TOTP and HOTP according to RFC-6238
 
+%package devel
+Requires: %{name}%{_isa} = %{version}-%{release}
+Summary: Development files for libcotp libraries
+%description devel
+Development files for libcotp libraries
+
 
 %prep
 %setup -q -n libcotp-%{version}
@@ -25,6 +31,14 @@ C library that generates TOTP and HOTP according to RFC-6238
 
 
 %files
+%{_libdir}libcotp.so
+%{_libdir}libcotp.so.3
+%{_libdir}/libcotp.so.3.0.0
+
+
+%files devel
+%{_includedir}/cotp.h
+%{_libdir}/pkgconfig/cotp.pc
 
 
 %changelog