diff --git a/install/config/all.sh b/install/config/all.sh
index e416b7bc..c4c70752 100644
--- a/install/config/all.sh
+++ b/install/config/all.sh
@@ -4,5 +4,6 @@ run_logged "$OMARCHY_INSTALL/config/lockscreen-pam.sh"
 run_logged "$OMARCHY_INSTALL/config/fix-powerprofilesctl-shebang.sh"
 run_logged "$OMARCHY_INSTALL/config/docker.sh"
 run_logged "$OMARCHY_INSTALL/config/snapper.sh"
+run_logged "$OMARCHY_INSTALL/config/locate.sh"
 run_logged "$OMARCHY_INSTALL/config/enable-services.sh"
 run_logged "$OMARCHY_INSTALL/config/firewall.sh"
diff --git a/install/config/locate.sh b/install/config/locate.sh
new file mode 100644
index 00000000..d532f5df
--- /dev/null
+++ b/install/config/locate.sh
@@ -0,0 +1,23 @@
+UPDATEDB_CONF_PATH="${OMARCHY_UPDATEDB_CONF_PATH:-/etc/updatedb.conf}"
+
+echo "Configuring locate to skip Btrfs snapshots and index Btrfs subvolumes"
+
+[[ -f $UPDATEDB_CONF_PATH ]] || exit 0
+
+# Btrfs subvolume mounts (like /home) look like bind mounts, so pruning
+# bind mounts leaves them out of the index entirely.
+if grep -qE '^PRUNE_BIND_MOUNTS[[:space:]]*=' "$UPDATEDB_CONF_PATH"; then
+  sed -i -E 's|^PRUNE_BIND_MOUNTS[[:space:]]*=.*|PRUNE_BIND_MOUNTS = "no"|' "$UPDATEDB_CONF_PATH"
+else
+  printf '%s\n' 'PRUNE_BIND_MOUNTS = "no"' >>"$UPDATEDB_CONF_PATH"
+fi
+
+# Snapper snapshots are nested subvolumes reached by plain directory
+# traversal, so without this updatedb indexes the system once per snapshot.
+if ! grep -E '^PRUNEPATHS[[:space:]]*=' "$UPDATEDB_CONF_PATH" | grep -qF '/.snapshots'; then
+  if grep -qE '^PRUNEPATHS[[:space:]]*=[[:space:]]*"' "$UPDATEDB_CONF_PATH"; then
+    sed -i -E 's|^(PRUNEPATHS[[:space:]]*=[[:space:]]*")|\1/.snapshots |' "$UPDATEDB_CONF_PATH"
+  else
+    printf '%s\n' 'PRUNEPATHS = "/.snapshots"' >>"$UPDATEDB_CONF_PATH"
+  fi
+fi
diff --git a/migrations/1784809451.sh b/migrations/1784809451.sh
new file mode 100644
index 00000000..0cf9d1a0
--- /dev/null
+++ b/migrations/1784809451.sh
@@ -0,0 +1,30 @@
+echo "Configure locate to skip Btrfs snapshots and index Btrfs subvolumes"
+
+OMARCHY_PATH="${OMARCHY_PATH:-/usr/share/omarchy}"
+locate_config_script=/usr/share/omarchy/install/config/locate.sh
+if [[ ! -f $locate_config_script ]]; then
+  locate_config_script="$OMARCHY_PATH/install/config/locate.sh"
+fi
+
+UPDATEDB_CONF_PATH="${OMARCHY_UPDATEDB_CONF_PATH:-/etc/updatedb.conf}"
+
+as_root() {
+  if (( EUID == 0 )); then
+    "$@"
+  else
+    sudo "$@"
+  fi
+}
+
+[[ -f $UPDATEDB_CONF_PATH ]] || exit 0
+
+if grep -q '^PRUNE_BIND_MOUNTS = "no"' "$UPDATEDB_CONF_PATH" &&
+  grep -E '^PRUNEPATHS' "$UPDATEDB_CONF_PATH" | grep -qF '/.snapshots'; then
+  exit 0
+fi
+
+as_root env OMARCHY_UPDATEDB_CONF_PATH="$UPDATEDB_CONF_PATH" bash -euo pipefail "$locate_config_script"
+
+# Rebuild the index with the new exclusions; pruning /.snapshots turns
+# multi-hour runs on snapshot-heavy systems back into one-minute runs.
+as_root systemctl start --no-block plocate-updatedb.service >/dev/null 2>&1 || true
diff --git a/test/shell.d/locate-test.sh b/test/shell.d/locate-test.sh
new file mode 100644
index 00000000..700b5bd2
--- /dev/null
+++ b/test/shell.d/locate-test.sh
@@ -0,0 +1,100 @@
+#!/bin/bash
+
+set -euo pipefail
+
+source "$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)/base-test.sh"
+
+config_script="$ROOT/install/config/locate.sh"
+
+test_tmp=$(mktemp -d)
+trap 'rm -rf "$test_tmp"' EXIT
+
+stock_conf() {
+  cat >"$1" <<'CONF'
+PRUNE_BIND_MOUNTS = "yes"
+PRUNEFS = "9p afs autofs cifs fuse nfs nfs4 proc sysfs tmpfs"
+PRUNENAMES = ".git .hg .svn"
+PRUNEPATHS = "/afs /media /mnt /net /sfs /tmp /udev /var/cache /var/lib/pacman/local /var/lock /var/run /var/spool /var/tmp"
+CONF
+}
+
+conf="$test_tmp/updatedb.conf"
+stock_conf "$conf"
+
+OMARCHY_UPDATEDB_CONF_PATH="$conf" bash -euo pipefail "$config_script" >/dev/null
+
+grep -qFx 'PRUNE_BIND_MOUNTS = "no"' "$conf" || fail "locate config indexes Btrfs subvolume mounts like /home"
+grep -qF 'PRUNEPATHS = "/.snapshots /afs' "$conf" || fail "locate config prunes /.snapshots"
+pass "locate config skips Btrfs snapshots and indexes Btrfs subvolumes"
+
+OMARCHY_UPDATEDB_CONF_PATH="$conf" bash -euo pipefail "$config_script" >/dev/null
+
+[[ $(grep -o '/\.snapshots' "$conf" | wc -l) -eq 1 ]] || fail "locate config is idempotent"
+pass "locate config leaves an already-configured file alone"
+
+OMARCHY_UPDATEDB_CONF_PATH="$test_tmp/missing.conf" bash -euo pipefail "$config_script" >/dev/null
+pass "locate config tolerates a missing updatedb.conf"
+
+# A hand-edited updatedb.conf may drop the settings entirely, or write them
+# without the spaces around the "=" that the stock Arch file uses.
+conf="$test_tmp/sparse-updatedb.conf"
+printf '%s\n' 'PRUNENAMES = ".git .hg .svn"' >"$conf"
+
+OMARCHY_UPDATEDB_CONF_PATH="$conf" bash -euo pipefail "$config_script" >/dev/null
+
+grep -qFx 'PRUNE_BIND_MOUNTS = "no"' "$conf" || fail "locate config adds a missing PRUNE_BIND_MOUNTS"
+grep -qFx 'PRUNEPATHS = "/.snapshots"' "$conf" || fail "locate config adds a missing PRUNEPATHS"
+pass "locate config adds settings a hand-edited updatedb.conf is missing"
+
+conf="$test_tmp/unspaced-updatedb.conf"
+printf '%s\n' 'PRUNE_BIND_MOUNTS="yes"' 'PRUNEPATHS="/tmp /var/tmp"' >"$conf"
+
+OMARCHY_UPDATEDB_CONF_PATH="$conf" bash -euo pipefail "$config_script" >/dev/null
+
+grep -qFx 'PRUNE_BIND_MOUNTS = "no"' "$conf" || fail "locate config rewrites an unspaced PRUNE_BIND_MOUNTS"
+grep -qFx 'PRUNEPATHS="/.snapshots /tmp /var/tmp"' "$conf" || fail "locate config prunes /.snapshots in an unspaced PRUNEPATHS"
+[[ $(grep -c '^PRUNEPATHS' "$conf") -eq 1 ]] || fail "locate config keeps a single PRUNEPATHS setting"
+pass "locate config handles updatedb.conf written without spaces around ="
+
+locate_migration=$(grep -rl 'Configure locate to skip Btrfs snapshots' "$ROOT/migrations" | head -n 1 || true)
+[[ -n $locate_migration ]] || fail "locate migration exists"
+
+fake_bin="$test_tmp/bin"
+mkdir -p "$fake_bin"
+
+cat >"$fake_bin/sudo" <<'STUB'
+#!/bin/bash
+exec "$@"
+STUB
+chmod +x "$fake_bin/sudo"
+
+cat >"$fake_bin/systemctl" <<'STUB'
+#!/bin/bash
+printf 'systemctl %s\n' "$*" >>"$TEST_LOG"
+STUB
+chmod +x "$fake_bin/systemctl"
+
+conf="$test_tmp/migration-updatedb.conf"
+stock_conf "$conf"
+
+TEST_LOG="$test_tmp/calls.log" \
+PATH="$fake_bin:$PATH" \
+OMARCHY_PATH="$ROOT" \
+OMARCHY_UPDATEDB_CONF_PATH="$conf" \
+  bash -euo pipefail "$locate_migration" >/dev/null
+
+grep -qFx 'PRUNE_BIND_MOUNTS = "no"' "$conf" || fail "locate migration rewrites updatedb.conf"
+grep -qF 'PRUNEPATHS = "/.snapshots /afs' "$conf" || fail "locate migration prunes /.snapshots"
+grep -qFx 'systemctl start --no-block plocate-updatedb.service' "$test_tmp/calls.log" || fail "locate migration rebuilds the locate index without blocking"
+pass "locate migration fixes existing installs and rebuilds the index"
+
+: >"$test_tmp/calls.log"
+
+TEST_LOG="$test_tmp/calls.log" \
+PATH="$fake_bin:$PATH" \
+OMARCHY_PATH="$ROOT" \
+OMARCHY_UPDATEDB_CONF_PATH="$conf" \
+  bash -euo pipefail "$locate_migration" >/dev/null
+
+[[ ! -s $test_tmp/calls.log ]] || fail "locate migration skips already-configured installs"
+pass "locate migration is a no-op once updatedb.conf is configured"