diff --git a/lib/runtime-core/src/vm.rs b/lib/runtime-core/src/vm.rs
index ffc517910..1e0b3773d 100644
--- a/lib/runtime-core/src/vm.rs
+++ b/lib/runtime-core/src/vm.rs
@@ -74,7 +74,7 @@ pub struct InternalCtx {
     /// A pointer to an array of locally-defined globals, indexed by `GlobalIndex`.
     pub globals: *mut *mut LocalGlobal,
 
-    /// A pointer to an array of imported memories, indexed by `MemoryIndex,
+    /// A pointer to an array of imported memories, indexed by `MemoryIndex`,
     pub imported_memories: *mut *mut LocalMemory,
 
     /// A pointer to an array of imported tables, indexed by `TableIndex`.