diff --git a/sources b/sources
index e06fc6f..7d40232 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (virt-v2v-1.44.0.tar.gz) = 9d8de6c6376dd33a5fb4d5fd10fac13a8bce7d834bbb65274a09ae6558b2c3107c5ccb8b39b330a27ccff09313eb72cf7139f378d5e427af67589443168d7e17
-SHA512 (virt-v2v-1.44.0.tar.gz.sig) = e6b830389d475bb5514b8f6c6f273d06ed90bc31ff785c709964e4f492cbca6a5d78b25ad60605f9778ac9300754d62630481c80d4232d0fa17fefde65d22a90
+SHA512 (virt-v2v-1.45.1.tar.gz) = be9cb75c2fe01e989d0b1f35e8496ed7e78076d17b4a4e7b24b6372a8cc3ed633d749dc5e5adf2d7c0d2a8a61f81b3d71cba47917f6a5e91edca341f2827627e
+SHA512 (virt-v2v-1.45.1.tar.gz.sig) = 94afc18b3c5954b318dcf668fc6f71b5a3f9b0568f2b0bc27eea92a92096a1197cc24048b18df2a2d69ece56b2864ba5dcc1e4c0d469903ff631d541646ea3d2
diff --git a/virt-v2v.spec b/virt-v2v.spec
index 52e6e56..cd7e6ce 100644
--- a/virt-v2v.spec
+++ b/virt-v2v.spec
@@ -10,12 +10,12 @@
 %endif
 
 # The source directory.
-%global source_directory 1.44-stable
+%global source_directory 1.45-development
 
 Name:          virt-v2v
 Epoch:         1
-Version:       1.44.0
-Release:       2%{?dist}
+Version:       1.45.1
+Release:       1%{?dist}
 Summary:       Convert a virtual machine to run on KVM
 
 License:       GPLv2+
@@ -138,6 +138,12 @@ Requires:      nbdkit-vddk-plugin
 # For rhsrvany.exe, used to install firstboot scripts in Windows guests.
 Requires:      mingw32-srvany >= 1.0-13
 
+# On RHEL, virtio-win should be used to install virtio drivers
+# and qemu-ga in converted guests.  (RHBZ#1972644)
+%if 0%{?rhel}
+Recommends:    virtio-win
+%endif
+
 
 %description
 Virt-v2v converts a single guest from a foreign hypervisor to run on
@@ -215,16 +221,6 @@ pushd $RPM_BUILD_ROOT%{_datadir}/virt-tools
 ln -sf /usr/i686-w64-mingw32/sys-root/mingw/bin/rhsrvany.exe
 popd
 
-# Delete the v2v test harness.
-rm -r $RPM_BUILD_ROOT%{_libdir}/ocaml/v2v_test_harness
-rm -r $RPM_BUILD_ROOT%{_libdir}/ocaml/stublibs/dllv2v_test_harness*
-rm $RPM_BUILD_ROOT%{_mandir}/man1/virt-v2v-test-harness.1*
-
-# Delete copy-to-local tool.
-rm $RPM_BUILD_ROOT%{_bindir}/virt-v2v-copy-to-local
-rm $RPM_BUILD_ROOT%{_mandir}/man1/virt-v2v-copy-to-local.1*
-rm $RPM_BUILD_ROOT%{_datadir}/bash-completion/completions/virt-v2v-copy-to-local
-
 # Find locale files.
 %find_lang %{name}
 
@@ -289,6 +285,11 @@ rm $RPM_BUILD_ROOT%{_datadir}/bash-completion/completions/virt-v2v-copy-to-local
 
 
 %changelog
+* Wed Jun 16 2021 Richard W.M. Jones <rjones@redhat.com> - 1:1.45.1-1
+- New upstream development version 1.45.1.
+- Require virtio-win on RHEL (RHBZ#1972644).
+- v2v-test-harness, virt-v2v-copy-to-local have been removed upstream.
+
 * Thu Jun 10 2021 Richard W.M. Jones <rjones@redhat.com> - 1:1.44.0-2
 - nbdkit-vddk-plugin dep only exists on x86-64.