diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index 46ea3d0..2b1f2c3 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -40,7 +40,6 @@ parts:
     autotools-configure-parameters:
       - --prefix=/usr
     build-packages:
-      - autoconf
       - autoconf-archive
       - automake
       - pkg-config
@@ -48,6 +47,21 @@ parts:
       - txt2man
       - autopoint
       - libssl-dev
+      - wget
+    override-build: |
+      # Later versions of Axel depend on autoconf 2.72, which at
+      # the time of writing isn't available in any Ubuntu release.
+      wget -qO autoconf.tar.xz https://ftp.gnu.org/gnu/autoconf/autoconf-2.72.tar.xz
+      tar xf autoconf.tar.xz
+      pushd autoconf-2.72
+      ./configure --prefix /opt/autotools
+      make
+      make install
+      popd
+
+      /opt/autotools/bin/autoreconf -i -f
+
+      craftctl default
     stage-packages:
       - libssl3