diff --git a/iris_c/random.c b/iris_c/random.c
index 3ac84f6..3cc1019 100644
--- a/iris_c/random.c
+++ b/iris_c/random.c
@@ -24,5 +24,7 @@ uint32_t random_range(uint32_t max) {
 }
 
 void advance_state(uint32_t n) {
-    state += n;
+    for (uint32_t i = 0; i < n; i++) {
+        random_u32();
+    }
 }