diff --git a/src/dict.c b/src/dict.c
index 45aab66f9..a26ef18d3 100644
--- a/src/dict.c
+++ b/src/dict.c
@@ -239,6 +239,8 @@ long long timeInMilliseconds(void) {
 
 /* Rehash for an amount of time between ms milliseconds and ms+1 milliseconds */
 int dictRehashMilliseconds(dict *d, int ms) {
+    if (d->iterators > 0) return 0;
+
     long long start = timeInMilliseconds();
     int rehashes = 0;