diff --git a/local/fork-upstream-map.toml b/local/fork-upstream-map.toml
index 338d5ff4df..d7aaedac44 100644
--- a/local/fork-upstream-map.toml
+++ b/local/fork-upstream-map.toml
@@ -38,3 +38,4 @@ kernel       https://gitlab.redox-os.org/redox-os/kernel.git       0.5.12    sna
 bootloader   https://gitlab.redox-os.org/redox-os/bootloader.git   1.0.0     snapshot
 installer    https://gitlab.redox-os.org/redox-os/installer.git    0.2.42    snapshot
 userutils    https://gitlab.redox-os.org/redox-os/userutils.git    0.1.0     snapshot
+base         https://gitlab.redox-os.org/redox-os/base.git         main       tracked
diff --git a/local/scripts/verify-fork-versions.sh b/local/scripts/verify-fork-versions.sh
index 1875906a6e..711e215e46 100755
--- a/local/scripts/verify-fork-versions.sh
+++ b/local/scripts/verify-fork-versions.sh
@@ -91,11 +91,8 @@ for fork_dir in local/sources/*/; do
         continue
     fi
 
-    # Snapshot forks: skip content comparison (unrelated git histories).
-    # Version format and suffix are still verified above.
-    if [ "$fork_mode" = "snapshot" ]; then
-        continue
-    fi
+    # snapshot mode no longer skips content check — must match upstream tag.
+
 
     # Fetch the upstream tag's tree hash
     upstream_hash=$(cd /tmp && git ls-remote --tags "$upstream_url" "refs/tags/$upstream_tag" 2>/dev/null | awk '{print $1}' | head -1)