diff --git a/executor/programs/riscv64im-lambda-vm-elf.json b/executor/programs/riscv64im-lambda-vm-elf.json
index 994abbb35..4b10e33d0 100644
--- a/executor/programs/riscv64im-lambda-vm-elf.json
+++ b/executor/programs/riscv64im-lambda-vm-elf.json
@@ -5,7 +5,7 @@
   "data-layout": "e-m:e-p:64:64-i64:64-i128:128-n32:64-S128",
   "eh-frame-header": false,
   "emit-debug-gdb-scripts": false,
-  "features": "+m",
+  "features": "+m,+unaligned-scalar-mem",
   "linker": "rust-lld",
   "linker-flavor": "gnu-lld",
   "llvm-abiname": "lp64",