diff --git a/glibc.spec b/glibc.spec
index e1ae4ef..688fe5a 100644
--- a/glibc.spec
+++ b/glibc.spec
@@ -349,7 +349,7 @@ Linux system will not function.
 Summary: Password hashing library
 Requires: %{name}%{_isa} = %{version}-%{release}
 Provides: libcrypt%{_isa}
-Obsoletes: libcrypt-nss
+Obsoletes: libcrypt-nss < 2.26.9000-33
 
 %description -n libcrypt
 This package provides the crypt function, which implements password