diff --git a/packages/std/src/sections.rs b/packages/std/src/sections.rs
index 89433f5537..f784a7e7c0 100644
--- a/packages/std/src/sections.rs
+++ b/packages/std/src/sections.rs
@@ -1,3 +1,4 @@
+use alloc::vec::Vec;
 use crate::conversion::force_to_u32;
 
 /// A sections decoder for the special case of two elements
diff --git a/packages/std/src/testing/shuffle.rs b/packages/std/src/testing/shuffle.rs
index aa04c17ff2..c581390935 100644
--- a/packages/std/src/testing/shuffle.rs
+++ b/packages/std/src/testing/shuffle.rs
@@ -1,3 +1,4 @@
+use alloc::vec::Vec;
 /// Performs a perfect shuffle (in shuffle)
 ///
 /// https://en.wikipedia.org/wiki/Riffle_shuffle_permutation#Perfect_shuffles