diff --git a/src/object.c b/src/object.c
index 6a03f26a74..45acd2e836 100644
--- a/src/object.c
+++ b/src/object.c
@@ -988,7 +988,7 @@ size_t objectComputeSize(robj *key, robj *o, size_t sample_size, int dbid) {
     dict *d;
     dictIterator *di;
     struct dictEntry *de;
-    size_t asize = 0, elesize = 0, samples = 0;
+    size_t asize = 0, elesize = 0, elecount = 0, samples = 0;
 
     if (o->type == OBJ_STRING) {
         if(o->encoding == OBJ_ENCODING_INT) {
@@ -1007,9 +1007,10 @@ size_t objectComputeSize(robj *key, robj *o, size_t sample_size, int dbid) {
             asize = sizeof(*o)+sizeof(quicklist);
             do {
                 elesize += sizeof(quicklistNode)+zmalloc_size(node->entry);
+                elecount += node->count;
                 samples++;
             } while ((node = node->next) && samples < sample_size);
-            asize += (double)elesize/samples*ql->len;
+            asize += (double)elesize/elecount*ql->count;
         } else if (o->encoding == OBJ_ENCODING_LISTPACK) {
             asize = sizeof(*o)+zmalloc_size(o->ptr);
         } else {