diff --git a/core/Cargo.toml b/core/Cargo.toml
index 28c13d4..427e6a0 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -5,4 +5,4 @@ edition = "2021"
 
 [dev-dependencies]
 ntest = "0.9.3"
-rand = {version="0.8.5", features=["small_rng"]}
+rand = {version="0.9.2", features=["small_rng", "alloc"]}
diff --git a/core/src/rope/tests/command_list.rs b/core/src/rope/tests/command_list.rs
index 981560b..bc7b2e1 100644
--- a/core/src/rope/tests/command_list.rs
+++ b/core/src/rope/tests/command_list.rs
@@ -1,6 +1,6 @@
 use super::super::{Rc, Rope};
 use rand::{
-    distributions::{Alphanumeric, DistString},
+    distr::{Alphanumeric, SampleString},
     rngs::SmallRng,
     Rng, SeedableRng,
 };
@@ -45,21 +45,21 @@ pub fn generate_random_edit_sequence_with_seed(
     seed: u64,
 ) -> (String, Vec<(Command, String)>) {
     let mut rng = SmallRng::seed_from_u64(seed);
-    let start_text_length = rng.gen_range(0..4000);
+    let start_text_length = rng.random_range(0..4000);
     let start_text = Alphanumeric.sample_string(&mut rng, start_text_length);
-    let num_steps = rng.gen_range(0..1000);
+    let num_steps = rng.random_range(0..1000);
     let mut steps = Vec::with_capacity(num_steps);
     let mut current_text = start_text.clone();
     for i in 0..num_steps {
         let current_text_length = current_text.len();
-        let command = if rng.gen_bool(0.7) || current_text_length > 0 {
-            let index = rng.gen_range(0..current_text_length);
-            let text_len = rng.gen_range(0..100);
+        let command = if rng.random_bool(0.7) || current_text_length > 0 {
+            let index = rng.random_range(0..current_text_length);
+            let text_len = rng.random_range(0..100);
             let text = Alphanumeric.sample_string(&mut rng, text_len);
             Command::InsertAtCharIndex { index, text }
         } else {
-            let index = rng.gen_range(0..current_text_length-1);
-            let length = rng.gen_range(1..(current_text_length - index));
+            let index = rng.random_range(0..current_text_length-1);
+            let length = rng.random_range(1..(current_text_length - index));
             Command::DeleteAtCharIndex { index, length }
         };
         current_text = command.run_on_string(current_text);