diff --git a/lib/runtime-core/src/error.rs b/lib/runtime-core/src/error.rs
index abc69cc5e..0e2ab6eb7 100644
--- a/lib/runtime-core/src/error.rs
+++ b/lib/runtime-core/src/error.rs
@@ -1,4 +1,3 @@
-use crate::sys::Memory;
 use crate::types::{
     FuncSig, GlobalDescriptor, MemoryDescriptor, MemoryIndex, TableDescriptor, TableIndex, Type,
 };