diff --git a/.githooks/post-merge b/.githooks/post-merge
index e69de29..e1a02b2 100644
--- a/.githooks/post-merge
+++ b/.githooks/post-merge
@@ -0,0 +1,34 @@
+#!/bin/bash -
+
+# FILE="/tmp/post-merge$(date +%FT%H-%M-%S)"
+# commit=$(git rev-parse --verify HEAD)
+# echo "$commit $(git cat-file commit $commit)" >> /tmp/post-merge
+
+# Redirect output to stderr.
+exec 1>&2
+
+if [ -z $IFS ]; then
+    IFS=$'\n'
+fi
+
+GIT_PULL_TMP=/tmp/git_pull
+OPKG_CMDS_TMP=/tmp/opkg_commands
+
+rm -f $OPKG_PULL_TMP
+rm -f $OPKG_CMDS_TMP
+
+for fn in $(git diff-tree -r HEAD@{1} HEAD --name-only); do
+    if grep -E -q ".*(DC*.json|dc/dc2c.hex)" <<< $fn; then
+        echo "$fn" >> $GIT_PULL_TMP
+    fi
+    if grep -E -q ".*opkg_commands" <<< $fn; then
+        readarray opkg_commands < <(cat $fn)
+        for opkg_c in "${opkg_commands[@]}"; do
+            test -z $opkg_c && continue;
+            test ! -z $(grep -E "^\s*[#]+.*$" <<< $opkg_c) && continue
+            echo -n "$opkg_c" | tr -d '\n\r' >> $OPKG_CMDS_TMP 2>&1
+            echo "" >> $OPKG_CMDS_TMP 2>&1
+        done
+        source "$fn"
+    fi
+done