diff --git a/source/libs/tdb/src/db/tdbBtree.c b/source/libs/tdb/src/db/tdbBtree.c
index b0c29c77cbc574f46020d6dc76592874789d5973..4f8645b7a501fd5ab134daf337f268c7f5c92203 100644
--- a/source/libs/tdb/src/db/tdbBtree.c
+++ b/source/libs/tdb/src/db/tdbBtree.c
@@ -38,10 +38,9 @@ struct SBTree {
   int            minLeaf;
 };
 
-typedef struct SFreeCell {
-  u16 size;
-  u16 next;
-} SFreeCell;
+typedef struct __attribute__((__packed__)) {
+  SPgno rChild;
+} SBtPageHdr;
 
 typedef struct {
   u16     flags;