diff --git a/Cargo.lock b/Cargo.lock
index 9c2fd0078..bd04fc245 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2233,6 +2233,7 @@ dependencies = [
  "wasmer-clif-backend 0.3.0",
  "wasmer-emscripten 0.3.0",
  "wasmer-llvm-backend 0.3.0",
+ "wasmer-middleware-common 0.3.0",
  "wasmer-runtime 0.3.0",
  "wasmer-runtime-abi 0.3.0",
  "wasmer-runtime-core 0.3.0",
@@ -2302,6 +2303,13 @@ dependencies = [
  "wasmparser 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "wasmer-middleware-common"
+version = "0.3.0"
+dependencies = [
+ "wasmer-runtime-core 0.3.0",
+]
+
 [[package]]
 name = "wasmer-runtime"
 version = "0.3.0"
@@ -2381,7 +2389,7 @@ dependencies = [
  "nix 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasmer-runtime-core 0.3.0",
- "wasmparser 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasmparser 0.29.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index e71b90718..055d3768b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,6 +25,7 @@ wabt = "0.7.2"
 hashbrown = "0.1.8"
 wasmer-clif-backend = { path = "lib/clif-backend" }
 wasmer-singlepass-backend = { path = "lib/singlepass-backend", optional = true }
+wasmer-middleware-common = { path = "lib/middleware-common" }
 wasmer-runtime = { path = "lib/runtime" }
 wasmer-runtime-abi = { path = "lib/runtime-abi", optional = true }
 wasmer-runtime-core = { path = "lib/runtime-core" }
@@ -33,7 +34,7 @@ wasmer-llvm-backend = { path = "lib/llvm-backend", optional = true }
 wasmer-wasi = { path = "lib/wasi", optional = true }
 
 [workspace]
-members = ["lib/clif-backend", "lib/singlepass-backend", "lib/runtime", "lib/runtime-abi", "lib/runtime-core", "lib/emscripten", "lib/spectests", "lib/win-exception-handler", "lib/runtime-c-api", "lib/llvm-backend", "lib/wasi"]
+members = ["lib/clif-backend", "lib/singlepass-backend", "lib/runtime", "lib/runtime-abi", "lib/runtime-core", "lib/emscripten", "lib/spectests", "lib/win-exception-handler", "lib/runtime-c-api", "lib/llvm-backend", "lib/wasi", "lib/middleware-common"]
 
 [build-dependencies]
 wabt = "0.7.2"