diff --git a/scripts/completion/dvc.bash b/scripts/completion/dvc.bash
index 61b1a93ebc..c4ea5cfc48 100644
--- a/scripts/completion/dvc.bash
+++ b/scripts/completion/dvc.bash
@@ -15,7 +15,7 @@ _dvc_add='-R --recursive -f --file --no-commit'
 _dvc_add_COMPGEN=_dvc_compgen_files
 _dvc_cache='dir'
 _dvc_cache_dir=' --global --system --local -u --unset'
-_dvc_checkout='-d --with-deps -R --recursive -f --force --relink'
+_dvc_checkout='-d --with-deps -R --recursive -f --force --relink --summary'
 _dvc_checkout_COMPGEN=_dvc_compgen_DVCFiles
 _dvc_commit='-f --force -d --with-deps -R --recursive'
 _dvc_commit_COMPGEN=_dvc_compgen_DVCFiles
diff --git a/scripts/completion/dvc.zsh b/scripts/completion/dvc.zsh
index bed55a42dd..55b7e1351d 100644
--- a/scripts/completion/dvc.zsh
+++ b/scripts/completion/dvc.zsh
@@ -76,6 +76,7 @@ _dvc_checkout=(
   {-R,--recursive}"[Checkout all subdirectories of the specified directory.]"
   {-f,--force}"[Do not prompt when removing working directory files.]"
   "--relink[Recreate links or copies from cache to workspace.]"
+  "--summary[Show summary of the changes.]"
   "1:Stages:_files -g '(*.dvc|Dvcfile)'"
 )