diff --git a/a.wasm b/a.wasm
new file mode 100644
index 000000000..28fed8117
Binary files /dev/null and b/a.wasm differ
diff --git a/app/app.go b/app/app.go
index 269ac5f94..94b25bab5 100644
--- a/app/app.go
+++ b/app/app.go
@@ -57,6 +57,7 @@ import (
 	customauthtx "github.com/classic-terra/core/v2/custom/auth/tx"
 
 	"github.com/CosmWasm/wasmd/x/wasm"
+	wasmkeeper "github.com/CosmWasm/wasmd/x/wasm/keeper"
 
 	// unnamed import of statik for swagger UI support
 	_ "github.com/classic-terra/core/v2/client/docs/statik"
@@ -237,6 +238,18 @@ func NewTerraApp(
 	app.SetPostHandler(postHandler)
 	app.SetEndBlocker(app.EndBlocker)
 
+	// must be before Loading version
+	// requires the snapshot store to be created and registered as a BaseAppOption
+	// see cmd/wasmd/root.go: 206 - 214 approx
+	if manager := app.SnapshotManager(); manager != nil {
+		err := manager.RegisterExtensions(
+			wasmkeeper.NewWasmSnapshotter(app.CommitMultiStore(), &app.WasmKeeper),
+		)
+		if err != nil {
+			panic(fmt.Errorf("failed to register snapshot extension: %s", err))
+		}
+	}
+
 	if loadLatest {
 		if err := app.LoadLatestVersion(); err != nil {
 			tmos.Exit(err.Error())
diff --git a/lmao.json b/lmao.json
new file mode 100644
index 000000000..a85440647
--- /dev/null
+++ b/lmao.json
@@ -0,0 +1,15 @@
+{
+    "code_bytes": "lmao",
+    "code_id": "3",
+    "code_info": {
+      "code_hash": "+bSrIgKlEQtlPn3+PkE7M20UI07UR9iC4dm9VRK0SJE=",
+      "creator": "terra15kc4dkquya20yx09avpdw8796unj709xuyxjyc",
+      "instantiate_config": {
+        "address": "",
+        "addresses": [],
+        "permission": "Everybody"
+      }
+    },
+    "pinned": false
+  }
+  
\ No newline at end of file
diff --git a/prop.json b/prop.json
new file mode 100644
index 000000000..c3dc91685
--- /dev/null
+++ b/prop.json
@@ -0,0 +1,17 @@
+{
+  "title": "Proposal to decrease MaxBlockSize",
+  "description": "Proposal to decrease MaxBlockSize from 5mb to 2mb to avoid peer-to-peer spams",
+
+  "changes": [
+    {
+      "subspace": "baseapp",
+      "key": "BlockParams",
+      "value": {
+        "max_bytes": "2000000",
+        "max_gas": "100000000"
+      }
+    }
+  ],
+  "metadata": "AQ==",
+  "deposit": "1000000000000uluna"
+}
diff --git a/test2.wasm b/test2.wasm
new file mode 100644
index 000000000..8194957c7
Binary files /dev/null and b/test2.wasm differ
diff --git a/verify.py b/verify.py
new file mode 100644
index 000000000..b325eb4e6
--- /dev/null
+++ b/verify.py
@@ -0,0 +1,52 @@
+import json
+
+# Load the JSON file
+with open('mytestnet/config/genesis.json', 'r') as f:
+    data = json.load(f)
+
+# Define the expected structure
+expected_structure = {
+    "code_bytes": str,
+    "code_id": str,
+    "code_info": {
+        "code_hash": str,
+        "creator": str,
+        "instantiate_config": {
+            "address": str,
+            "addresses": list,
+            "permission": str
+        }
+    },
+    "pinned": bool
+}
+
+# Function to check if a dictionary matches the expected structure
+# def check_structure(obj, expected):
+#     if isinstance(obj, dict):
+#         for key, value in expected.items():
+#             if key not in obj or not isinstance(obj[key], value):
+#                 return False
+#             if isinstance(value, dict) and not check_structure(obj[key], value):
+#                 return False
+#         return True
+#     return False
+
+def check_structure(obj, expected):
+    if isinstance(obj, dict):
+        for key, value in expected.items():
+            if key not in obj:
+                return False
+            if isinstance(value, dict):
+                if not isinstance(obj[key], dict):
+                    return False
+                if not check_structure(obj[key], value):
+                    return False
+            elif not isinstance(obj[key], value):
+                return False
+        return True
+    return False
+
+# Check each element in the codes array
+for code in data['app_state']['wasm']['codes']:
+    if not check_structure(code, expected_structure):
+        print("Code structure is not as expected:", code)
\ No newline at end of file
diff --git a/x/wasm/keeper/testdata/test.wasm b/x/wasm/keeper/testdata/test.wasm
new file mode 100644
index 000000000..8194957c7
Binary files /dev/null and b/x/wasm/keeper/testdata/test.wasm differ