diff --git a/bin/git-c b/bin/git-c
index 0a13189..79520d0 100755
--- a/bin/git-c
+++ b/bin/git-c
@@ -11,7 +11,7 @@ git committerconfig
 ### Commit
 
 signingkey=$(git config user.signingkey)
-if [[ $signingkey =~ ^(ssh|ecdsa) ]]; then
+if [[ $signingkey =~ ^(ssh|ecdsa|key::) ]]; then
   step "Loading ssh key into agent..."
   vault-sshadd $(cut -d ' ' -f 3 <<<"${signingkey}")
 else
diff --git a/bin/git-committerconfig b/bin/git-committerconfig
index 77792ca..7bf83f2 100755
--- a/bin/git-committerconfig
+++ b/bin/git-committerconfig
@@ -42,7 +42,7 @@ def main():
             if 'signingkey' in combi and combi['signingkey'] != '':
                 set_local_config('user.signingkey', combi['signingkey'])
                 set_local_config('gpg.format', 'ssh' if re.search(
-                    r'^(?:ssh|ecdsa)', combi['signingkey']) else 'openpgp')
+                    r'^(?:ssh|ecdsa|key::)', combi['signingkey']) else 'openpgp')
 
             if 'commit-opts' in combi:
                 set_local_config('commit.cliopts', combi['commit-opts'])