diff --git a/nmstate.spec b/nmstate.spec
index 9fedc11..9310b3a 100644
--- a/nmstate.spec
+++ b/nmstate.spec
@@ -78,12 +78,23 @@ This package contains the Python 3 library for Nmstate.
 %prep
 gpg2 --import --import-options import-export,import-minimal %{SOURCE2} > ./gpgkey-mantainers.gpg
 gpgv2 --keyring ./gpgkey-mantainers.gpg %{SOURCE1} %{SOURCE0}
-%autosetup -p1
+
+%autosetup -n %{name}-%{version_no_tilde} -p1 %{?rhel:-a3}
+
+# If we have a patch for a vendored dependency, cargo refuses to build,
+# in order to prevent accidental manual changes to vendored crates.
+# This is not needed in an rpm build. Clear the list of files for which
+# to check the checksum.
+find vendor -name .cargo-checksum.json \
+  -exec sed -i.uncheck -e 's/"files":{[^}]*}/"files":{ }/' '{}' '+'
 
 pushd rust
-# Source3 is vendored dependencies
-%cargo_prep -V 3
-
+%if 0%{?rhel}
+mv ../vendor ./
+%cargo_prep -v vendor
+%else
+%cargo_prep
+%endif
 popd
 
 %build
@@ -92,6 +103,11 @@ pushd rust/src/python
 popd
 pushd rust
 %cargo_build
+%cargo_license_summary
+%{cargo_license} > ../LICENSE.dependencies
+%if 0%{?rhel}
+%cargo_vendor_manifest
+%endif
 popd
 
 %install
@@ -108,6 +124,10 @@ popd
 
 %files
 %doc README.md
+%license LICENSE.dependencies
+%if 0%{?rhel}
+%license rust/cargo-vendor.txt
+%endif
 %doc examples/
 %{_mandir}/man8/nmstate.service.8*
 %{_mandir}/man8/nmstatectl.8*