diff --git a/src/tools/wasm2c.cc b/src/tools/wasm2c.cc
index 656e53126e..ef45caadea 100644
--- a/src/tools/wasm2c.cc
+++ b/src/tools/wasm2c.cc
@@ -94,6 +94,7 @@ static void ParseOptions(int argc, char** argv) {
     exit(1);
   }
   s_features.disable_bulk_memory();
+  s_features.enable_multi_memory();
 }
 
 // TODO(binji): copied from binary-writer-spec.cc, probably should share.
diff --git a/test/run-spec-wasm2c.py b/test/run-spec-wasm2c.py
index c918ef3ad7..8c82d32db3 100755
--- a/test/run-spec-wasm2c.py
+++ b/test/run-spec-wasm2c.py
@@ -386,6 +386,7 @@ def main(args):
             error_cmdline=options.error_cmdline)
         wast2json.verbose = options.print_cmd
         wast2json.AppendOptionalArgs({'-v': options.verbose})
+        wast2json.AppendArg('--enable-multi-memory')
 
         json_file_path = utils.ChangeDir(
             utils.ChangeExt(options.file, '.json'), out_dir)
diff --git a/test/wasm2c/spec/multi-memory/binary.txt b/test/wasm2c/spec/multi-memory/binary.txt
new file mode 100644
index 0000000000..1478a30647
--- /dev/null
+++ b/test/wasm2c/spec/multi-memory/binary.txt
@@ -0,0 +1,5 @@
+;;; TOOL: run-spec-wasm2c
+;;; STDIN_FILE: third_party/testsuite/proposals/multi-memory/binary.wast
+(;; STDOUT ;;;
+0/0 tests passed.
+;;; STDOUT ;;)
diff --git a/test/wasm2c/spec/multi-memory/data.txt b/test/wasm2c/spec/multi-memory/data.txt
new file mode 100644
index 0000000000..e2fdea4287
--- /dev/null
+++ b/test/wasm2c/spec/multi-memory/data.txt
@@ -0,0 +1,5 @@
+;;; TOOL: run-spec-wasm2c
+;;; STDIN_FILE: third_party/testsuite/proposals/multi-memory/data.wast
+(;; STDOUT ;;;
+14/14 tests passed.
+;;; STDOUT ;;)
diff --git a/test/wasm2c/spec/multi-memory/memory.txt b/test/wasm2c/spec/multi-memory/memory.txt
new file mode 100644
index 0000000000..ac7adaaf87
--- /dev/null
+++ b/test/wasm2c/spec/multi-memory/memory.txt
@@ -0,0 +1,5 @@
+;;; TOOL: run-spec-wasm2c
+;;; STDIN_FILE: third_party/testsuite/proposals/multi-memory/memory.wast
+(;; STDOUT ;;;
+45/45 tests passed.
+;;; STDOUT ;;)
diff --git a/test/wasm2c/spec/multi-memory/memory_grow.txt b/test/wasm2c/spec/multi-memory/memory_grow.txt
new file mode 100644
index 0000000000..351e5a8d73
--- /dev/null
+++ b/test/wasm2c/spec/multi-memory/memory_grow.txt
@@ -0,0 +1,5 @@
+;;; TOOL: run-spec-wasm2c
+;;; STDIN_FILE: third_party/testsuite/proposals/multi-memory/memory_grow.wast
+(;; STDOUT ;;;
+131/131 tests passed.
+;;; STDOUT ;;)
diff --git a/test/wasm2c/spec/multi-memory/memory_size.txt b/test/wasm2c/spec/multi-memory/memory_size.txt
new file mode 100644
index 0000000000..cbb63bc74a
--- /dev/null
+++ b/test/wasm2c/spec/multi-memory/memory_size.txt
@@ -0,0 +1,5 @@
+;;; TOOL: run-spec-wasm2c
+;;; STDIN_FILE: third_party/testsuite/proposals/multi-memory/memory_size.wast
+(;; STDOUT ;;;
+40/40 tests passed.
+;;; STDOUT ;;)