diff --git a/boost.spec b/boost.spec
index c3cac52..a37cdf5 100644
--- a/boost.spec
+++ b/boost.spec
@@ -831,11 +831,16 @@ Requires:	%{libmathtr1f} = %{EVRD}
 Requires:	%{libmathtr1l} = %{EVRD}
 Requires:	%{libprgexecmonitor} = %{EVRD}
 Requires:	%{libprogramoptions} = %{EVRD}
+%if %{with python2}
 Requires:	%{libpython} = %{EVRD}
+%endif
+Requires:   %{libpython3} = %{EVRD}
 Requires:	%{librandom} = %{EVRD}
 Requires:	%{libregex} = %{EVRD}
 Requires:	%{libserialization} = %{EVRD}
+%if %{with signals}
 Requires:	%{libsignals} = %{EVRD}
+%endif
 Requires:	%{libsystem} = %{EVRD}
 Requires:	%{libthread} = %{EVRD}
 Requires:	%{libtimer} = %{EVRD}