diff --git a/stage1/wasm2c.c b/stage1/wasm2c.c
index 26705a51d3..454e1cbed6 100644
--- a/stage1/wasm2c.c
+++ b/stage1/wasm2c.c
@@ -2377,7 +2377,7 @@ int main(int argc, char **argv) {
                                     uint32_t src = FuncGen_stackPop(&fg);
                                     uint32_t dst = FuncGen_stackPop(&fg);
                                     FuncGen_indent(&fg, out);
-                                    fprintf(out, "memcpy(&m%" PRIu32 "[l%" PRIu32 "], "
+                                    fprintf(out, "memmove(&m%" PRIu32 "[l%" PRIu32 "], "
                                             "&m%" PRIu32 "[l%" PRIu32 "], l%" PRIu32 ");\n",
                                             dst_mem_idx, dst, src_mem_idx, src, n);
                                 }