diff --git a/include/jemalloc/internal/extent.h b/include/jemalloc/internal/extent.h
index 3c5573ee..d5690c08 100644
--- a/include/jemalloc/internal/extent.h
+++ b/include/jemalloc/internal/extent.h
@@ -445,7 +445,7 @@ JEMALLOC_INLINE void
 extent_ring_insert(extent_t *sentinel, extent_t *extent)
 {
 
-	qr_meld(sentinel, extent, qr_link);
+	qr_meld(sentinel, extent, extent_t, qr_link);
 }
 
 JEMALLOC_INLINE void
diff --git a/include/jemalloc/internal/qr.h b/include/jemalloc/internal/qr.h
index 0fbaec25..3b5d0276 100644
--- a/include/jemalloc/internal/qr.h
+++ b/include/jemalloc/internal/qr.h
@@ -31,8 +31,8 @@ struct {								\
 	(a_qrelm)->a_field.qre_next = (a_qr);				\
     } while (0)
 
-#define	qr_meld(a_qr_a, a_qr_b, a_field) do {				\
-	void *t;							\
+#define	qr_meld(a_qr_a, a_qr_b, a_type, a_field) do {			\
+	a_type *t;							\
 	(a_qr_a)->a_field.qre_prev->a_field.qre_next = (a_qr_b);	\
 	(a_qr_b)->a_field.qre_prev->a_field.qre_next = (a_qr_a);	\
 	t = (a_qr_a)->a_field.qre_prev;					\
@@ -44,8 +44,8 @@ struct {								\
  * qr_meld() and qr_split() are functionally equivalent, so there's no need to
  * have two copies of the code.
  */
-#define	qr_split(a_qr_a, a_qr_b, a_field)				\
-	qr_meld((a_qr_a), (a_qr_b), a_field)
+#define	qr_split(a_qr_a, a_qr_b, a_type, a_field)			\
+	qr_meld((a_qr_a), (a_qr_b), a_type, a_field)
 
 #define	qr_remove(a_qr, a_field) do {					\
 	(a_qr)->a_field.qre_prev->a_field.qre_next			\
diff --git a/test/unit/qr.c b/test/unit/qr.c
index a2a2d902..8b764e11 100644
--- a/test/unit/qr.c
+++ b/test/unit/qr.c
@@ -215,22 +215,22 @@ TEST_BEGIN(test_qr_meld_split)
 	for (i = 1; i < NENTRIES; i++)
 		qr_after_insert(&entries[i - 1], &entries[i], link);
 
-	qr_split(&entries[0], &entries[SPLIT_INDEX], link);
+	qr_split(&entries[0], &entries[SPLIT_INDEX], ring_t, link);
 	test_split_entries(entries);
 
-	qr_meld(&entries[0], &entries[SPLIT_INDEX], link);
+	qr_meld(&entries[0], &entries[SPLIT_INDEX], ring_t, link);
 	test_entries_ring(entries);
 
-	qr_meld(&entries[0], &entries[SPLIT_INDEX], link);
+	qr_meld(&entries[0], &entries[SPLIT_INDEX], ring_t, link);
 	test_split_entries(entries);
 
-	qr_split(&entries[0], &entries[SPLIT_INDEX], link);
+	qr_split(&entries[0], &entries[SPLIT_INDEX], ring_t, link);
 	test_entries_ring(entries);
 
-	qr_split(&entries[0], &entries[0], link);
+	qr_split(&entries[0], &entries[0], ring_t, link);
 	test_entries_ring(entries);
 
-	qr_meld(&entries[0], &entries[0], link);
+	qr_meld(&entries[0], &entries[0], ring_t, link);
 	test_entries_ring(entries);
 }
 TEST_END