diff --git a/libxcrypt.spec b/libxcrypt.spec
index 2c0d6ba..c000484 100644
--- a/libxcrypt.spec
+++ b/libxcrypt.spec
@@ -5,6 +5,12 @@
 %bcond_with new_api
 %endif
 
+# Build the compat package?
+%if 0%{?fedora} >= 999 || 0%{?rhel} >= 99
+%bcond_with compat_pkg
+%else
+%bcond_without compat_pkg
+%endif
 
 # Run memcheck?
 # Valgrind does not work well on %%{power64} arches.
@@ -21,10 +27,12 @@
 %global sol 0
 %global sof 0
 %global sov %{soc}.%{sol}.%{sof}
+%if %{with compat_pkg}
 %global csoc 1
 %global csol 1
 %global csof 0
 %global csov %{csoc}.%{csol}.%{csof}
+%endif
 %else
 %global soc 1
 %global sol 1
@@ -38,8 +46,10 @@
 %if %{with new_api}
 %global hash_methods   fedora,glibc,strong
 %global obsolete_api   no
+%if %{with compat_pkg}
 %global compat_methods glibc
 %global compat_api     glibc
+%endif
 %else
 %global hash_methods   all
 %global obsolete_api   glibc
@@ -90,7 +100,7 @@
 %{_bindir}/fipshmac %{buildroot}/%{_lib}/libcrypt.so.%{sov}    \
 %{__ln_s} .libcrypt.so.%{sov}.hmac                             \\\
   %{buildroot}/%{_lib}/.libcrypt.so.%{soc}.hmac                \
-if [[ %{with new_api} == 1 ]]; then                            \
+if [[ %{with new_api} == 1 && %{with compat_pkg} == 1 ]]; then \
   %{_bindir}/fipshmac %{buildroot}/%{_lib}/libcrypt.so.%{csov} \
   %{__ln_s} .libcrypt.so.%{csov}.hmac                          \\\
     %{buildroot}/%{_lib}/.libcrypt.so.%{csoc}.hmac             \
@@ -173,7 +183,7 @@ that have been provided by glibc's libcrypt.so.1.
 %endif
 
 
-%if %{with new_api}
+%if %{with new_api} && %{with compat_pkg}
 %package        compat
 Summary:        Compatibility library providing legacy API functions
 
@@ -228,6 +238,7 @@ This version of the %{name} package ships the libcrypt.so2
 library and does not provide the legacy API functions that have
 been provided by glibc's libcrypt.so.1.  The removed functions
 by name are encrypt, encrypt_r, setkey, setkey_r, and fcrypt.
+%if %{with compat_pkg}
 
 If you are using a third-party application that links against
 those functions, or that is linked against glibc's libcrypt,
@@ -236,6 +247,7 @@ you may need to install the %{name}-compat package manually.
 All existing binary executables linked against glibc's libcrypt
 should work unmodified with the libcrypt.so.1 library supplied
 by the %{name}-compat package.
+%endif
 EOF
 %endif
 %{__mkdir_p} %{_vpath_builddir}{,-compat}
@@ -251,7 +263,7 @@ pushd %{_vpath_builddir}
 %make_build
 popd
 
-%if %{with new_api}
+%if %{with new_api} && %{with compat_pkg}
 # Build the compatibility library.
 pushd %{_vpath_builddir}-compat
 %configure                              \
@@ -264,7 +276,7 @@ popd
 
 
 %install
-%if %{with new_api}
+%if %{with new_api} && %{with compat_pkg}
 # Install the compatibility library.
 %make_install -C %{_vpath_builddir}-compat
 
@@ -295,7 +307,7 @@ fi
 
 
 %check
-%if %{with new_api}
+%if %{with new_api} && %{with compat_pkg}
 for dir in %{_vpath_builddir} %{_vpath_builddir}-compat; do
 %else
 for dir in %{_vpath_builddir}; do
@@ -322,7 +334,7 @@ done
 
 
 %ldconfig_scriptlets
-%if %{with new_api}
+%if %{with new_api} && %{with compat_pkg}
 %ldconfig_scriptlets compat
 %endif
 
@@ -338,7 +350,7 @@ done
 %{_mandir}/man5/crypt.5.*
 
 
-%if %{with new_api}
+%if %{with new_api} && %{with compat_pkg}
 %files          compat
 /%{_lib}/.libcrypt.so.{%{csoc},%{csov}}.hmac
 /%{_lib}/libcrypt.so.{%{csoc},%{csov}}
@@ -365,6 +377,7 @@ done
 %changelog
 * Mon Jan 14 2019 Björn Esser <besser82@fedoraproject.org> - 4.4.2-5
 - Build the compat package with glibc hashing methods only
+- Add an option to disable the compat-package for future use
 
 * Mon Jan 14 2019 Björn Esser <besser82@fedoraproject.org> - 4.4.2-4
 - Bump SO-name for Fedora >= 30 and enable compat package (#1666033)