diff --git a/debian/control b/debian/control
index fc3318572..b9efdacb5 100644
--- a/debian/control
+++ b/debian/control
@@ -22,6 +22,7 @@ Build-Depends: dpkg-dev (>= 1.22.5),
  libtasn1-6-dev,
  libunbound-dev,
  libunistring-dev,
+ libkcapi-dev,
  net-tools [!kfreebsd-i386 !kfreebsd-amd64] <!nocheck>,
  nettle-dev (>= 3.10),
  openssl <!nocheck>,
diff --git a/debian/rules b/debian/rules
index 42d74fe72..9c81745fd 100755
--- a/debian/rules
+++ b/debian/rules
@@ -16,6 +16,7 @@ CONFIGUREARGS = \
        --disable-rpath \
        --enable-libdane --without-tpm \
        --enable-openssl-compatibility \
+       --enable-afalg \
        --disable-silent-rules \
        --with-unbound-root-key-file=/usr/share/dns/root.key \
        --with-default-trust-store-file=/etc/ssl/certs/ca-certificates.crt \