diff --git a/include/haproxy/hpack-tbl.h b/include/haproxy/hpack-tbl.h
index a75ab068c..02cf7db54 100644
--- a/include/haproxy/hpack-tbl.h
+++ b/include/haproxy/hpack-tbl.h
@@ -49,8 +49,13 @@
 extern const struct http_hdr hpack_sht[HPACK_SHT_SIZE];
 extern struct pool_head *pool_head_hpack_tbl;
 
-extern int __hpack_dht_make_room(struct hpack_dht *dht, unsigned int needed);
-extern int hpack_dht_insert(struct hpack_dht *dht, struct ist name, struct ist value);
+int __hpack_dht_make_room(struct hpack_dht *dht, unsigned int needed);
+int hpack_dht_insert(struct hpack_dht *dht, struct ist name, struct ist value);
+
+#ifdef DEBUG_HPACK
+void hpack_dht_dump(FILE *out, const struct hpack_dht *dht);
+void hpack_dht_check_consistency(const struct hpack_dht *dht);
+#endif
 
 /* return a pointer to the entry designated by index <idx> (starting at 1) or
  * NULL if this index is not there.
@@ -126,6 +131,14 @@ static inline struct ist hpack_idx_to_value(const struct hpack_dht *dht, uint32_
 	return hpack_get_value(dht, dte);
 }
 
+/* returns the slot number of the oldest entry (tail). Must not be used on an
+ * empty table.
+ */
+static inline unsigned int hpack_dht_get_tail(const struct hpack_dht *dht)
+{
+	return ((dht->head + 1U < dht->used) ? dht->wrap : 0) + dht->head + 1U - dht->used;
+}
+
 /* Purges table dht until a header field of <needed> bytes fits according to
  * the protocol (adding 32 bytes overhead). Returns non-zero on success, zero
  * on failure (ie: table empty but still not sufficient).
diff --git a/src/hpack-tbl.c b/src/hpack-tbl.c
index ac6408c2c..e7c3d33ec 100644
--- a/src/hpack-tbl.c
+++ b/src/hpack-tbl.c
@@ -101,17 +101,9 @@ const struct http_hdr hpack_sht[HPACK_SHT_SIZE] = {
 
 struct pool_head *pool_head_hpack_tbl = NULL;
 
-/* returns the slot number of the oldest entry (tail). Must not be used on an
- * empty table.
- */
-static inline unsigned int hpack_dht_get_tail(const struct hpack_dht *dht)
-{
-	return ((dht->head + 1U < dht->used) ? dht->wrap : 0) + dht->head + 1U - dht->used;
-}
-
 #ifdef DEBUG_HPACK
 /* dump the whole dynamic header table */
-static void hpack_dht_dump(FILE *out, const struct hpack_dht *dht)
+void hpack_dht_dump(FILE *out, const struct hpack_dht *dht)
 {
 	unsigned int i;
 	unsigned int slot;
@@ -128,7 +120,7 @@ static void hpack_dht_dump(FILE *out, const struct hpack_dht *dht)
 }
 
 /* check for the whole dynamic header table consistency, abort on failures */
-static void hpack_dht_check_consistency(const struct hpack_dht *dht)
+void hpack_dht_check_consistency(const struct hpack_dht *dht)
 {
 	unsigned slot = hpack_dht_get_tail(dht);
 	unsigned used2 = dht->used;