diff --git a/reftable/merged.c b/reftable/merged.c
index 1aa6cd31b7..12ebd732e8 100644
--- a/reftable/merged.c
+++ b/reftable/merged.c
@@ -17,6 +17,15 @@ https://developers.google.com/open-source/licenses/bsd
 #include "reftable-error.h"
 #include "system.h"
 
+struct merged_iter {
+	struct reftable_iterator *stack;
+	uint32_t hash_id;
+	size_t stack_len;
+	uint8_t typ;
+	int suppress_deletions;
+	struct merged_iter_pqueue pq;
+};
+
 static int merged_iter_init(struct merged_iter *mi)
 {
 	for (size_t i = 0; i < mi->stack_len; i++) {
diff --git a/reftable/merged.h b/reftable/merged.h
index 7d9f95d27e..a2571dbc99 100644
--- a/reftable/merged.h
+++ b/reftable/merged.h
@@ -9,7 +9,7 @@ https://developers.google.com/open-source/licenses/bsd
 #ifndef MERGED_H
 #define MERGED_H
 
-#include "pq.h"
+#include "system.h"
 
 struct reftable_merged_table {
 	struct reftable_table *stack;
@@ -24,15 +24,6 @@ struct reftable_merged_table {
 	uint64_t max;
 };
 
-struct merged_iter {
-	struct reftable_iterator *stack;
-	uint32_t hash_id;
-	size_t stack_len;
-	uint8_t typ;
-	int suppress_deletions;
-	struct merged_iter_pqueue pq;
-};
-
 void merged_table_release(struct reftable_merged_table *mt);
 
 #endif