diff --git a/debian/control b/debian/control
index 95750f4..19c4dbb 100644
--- a/debian/control
+++ b/debian/control
@@ -9,7 +9,7 @@ Build-Depends:
  cpio,
  debhelper (>= 10~),
  dpkg-dev (>= 1.17.14),
- gnupg <!nocheck>,
+ gnupg (>= 2.1.18-8~deb9u4) <!nocheck>,
  gnupg-agent <!nocheck>,
  libassuan-dev,
  libcrypt-openssl-rsa-perl <!nocheck>,
diff --git a/tests/keytrans b/tests/keytrans
index fd9a144..5b23a16 100755
--- a/tests/keytrans
+++ b/tests/keytrans
@@ -137,9 +137,9 @@ gpg --list-keys
 cat >"$TEMPDIR"/expectedout <<EOF
 pub:u:1024:1:$KEYID:$timestamp:::u:::scSC
 uid:u::::$timestamp::E90EC72E68C6C2A0751DADC70F54F60D27B88C3D::monkeymonkey
-sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x:::::8
+sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x::$KEYFPR:::8
 uid:u::::$timestamp::8200BD0425CC70C7D698DF3FE412044EAAB83F94::testtest
-sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x:::::8
+sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x::$KEYFPR:::8
 EOF
 
 diff -u "$TEMPDIR"/expectedout <(gpg --check-sigs --with-colons | grep -vE '^(tru|fpr):' | sed 's/:*$//')
@@ -165,10 +165,10 @@ gpg --list-keys
 cat >"$TEMPDIR"/expectedout <<EOF
 pub:u:1024:1:$KEYID:$timestamp:::u:::scSC
 uid:u::::$timestamp::E90EC72E68C6C2A0751DADC70F54F60D27B88C3D::monkeymonkey
-sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x:::::8
+sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x::$KEYFPR:::8
 uid:r::::::8200BD0425CC70C7D698DF3FE412044EAAB83F94::testtest
-sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x:::::8
-rev:!::1:$KEYID:$revtime::::monkeymonkey:30x:::::8
+sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x::$KEYFPR:::8
+rev:!::1:$KEYID:$revtime::::monkeymonkey:30x::$KEYFPR:::8
 EOF
 
 
@@ -196,15 +196,15 @@ PEM2OPENPGP_TIMESTAMP="$timestamp" \
 cat >"$TEMPDIR"/expectedout <<EOF
 pub:u:1024:1:$KEYID:$timestamp:::u:::scSC
 uid:u::::$timestamp::E90EC72E68C6C2A0751DADC70F54F60D27B88C3D::monkeymonkey
-sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x:::::8
+sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x::$KEYFPR:::8
 uid:r::::::8200BD0425CC70C7D698DF3FE412044EAAB83F94::testtest
-sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x:::::8
-rev:!::1:$KEYID:$revtime::::monkeymonkey:30x:::::8
+sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x::$KEYFPR:::8
+rev:!::1:$KEYID:$revtime::::monkeymonkey:30x::$KEYFPR:::8
 uid:u::::$timestamp::EDDC32D783E7F4C7B6982D9AE5DC4A61000648BA::baz
-sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x:::::8
+sig:!::1:$KEYID:$timestamp::::monkeymonkey:13x::$KEYFPR:::8
 pub:-:1024:1:$NEWKEYID:$(($timestamp + 1)):::-:::caCA
 uid:-::::$(($timestamp + 1))::A0D708F51CC257DEFC01AEDE1E0A5F329DFD8F16::fubar
-sig:!::1:$NEWKEYID:$(($timestamp + 1))::::fubar:13x:::::8
+sig:!::1:$NEWKEYID:$(($timestamp + 1))::::fubar:13x::$NEWKEYFPR:::8
 EOF
 
 echo "test: diff expected gpg list output"