diff --git a/python-jwcrypto.spec b/python-jwcrypto.spec
index a5f3497..43cb9de 100644
--- a/python-jwcrypto.spec
+++ b/python-jwcrypto.spec
@@ -29,6 +29,7 @@ BuildRequires:  python2-devel
 BuildRequires:  python2-setuptools
 BuildRequires:  python2-cryptography >= 2.3
 BuildRequires:  python2-pytest
+BuildRequires:  python2-deprecated
 %endif
 
 %if 0%{?with_python3}
@@ -36,6 +37,7 @@ BuildRequires:  python%{python3_pkgversion}-devel
 BuildRequires:  python%{python3_pkgversion}-setuptools
 BuildRequires:  python%{python3_pkgversion}-cryptography >= 2.3
 BuildRequires:  python%{python3_pkgversion}-pytest
+BuildRequires:  python%{python3_pkgversion}-deprecated
 %endif
 
 %description
@@ -46,6 +48,7 @@ Implements JWK, JWS, JWE specifications using python-cryptography
 %package -n python2-%{srcname}
 Summary:        Implements JWK,JWS,JWE specifications using python-cryptography
 Requires:       python2-cryptography >= 2.3
+Requires:       python2-deprecated
 %{?python_provide:%python_provide python2-%{srcname}}
 
 %description -n python2-%{srcname}
@@ -57,6 +60,7 @@ Implements JWK, JWS, JWE specifications using python-cryptography
 %package -n python%{python3_pkgversion}-%{srcname}
 Summary:        Implements JWK, JWS, JWE specifications using python-cryptography
 Requires:       python%{python3_pkgversion}-cryptography >= 2.3
+Requires:       python%{python3_pkgversion}-deprecated
 %{?python_provide:%python_provide python%{python3_pkgversion}-%{srcname}}
 
 %description -n python%{python3_pkgversion}-%{srcname}