diff --git a/Cargo.lock b/Cargo.lock
index 790702175f..2ca29c7919 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3094,6 +3094,17 @@ dependencies = [
  "libfuzzer-sys",
 ]
 
+[[package]]
+name = "ipld_hamt-fuzz"
+version = "0.0.0"
+dependencies = [
+ "ahash 0.7.7",
+ "arbitrary",
+ "fvm_ipld_blockstore 0.2.0",
+ "fvm_ipld_hamt 0.9.0",
+ "libfuzzer-sys",
+]
+
 [[package]]
 name = "ipld_kamt-fuzz"
 version = "0.0.0"
diff --git a/Cargo.toml b/Cargo.toml
index d7acd283ff..05ae24eb14 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,6 +9,7 @@ members = [
     "testing/calibration/shared",
     "ipld/*",
     "ipld/amt/fuzz",
+    "ipld/hamt/fuzz",
     "ipld/kamt/fuzz",
     "testing/test_actors",
     "testing/test_actors/actors/*",
@@ -17,7 +18,7 @@ members = [
 
 [workspace.dependencies]
 # common
-serde = { version = "1.0.164", features = ["derive"] }
+serde = { version = "1.0.164", default-features = false, features = ["derive"] }
 thiserror = "1.0.40"
 anyhow = "1.0.71"
 rand = "0.8.5"
@@ -26,7 +27,7 @@ serde_json = "1.0.99"
 serde_tuple = "0.5.0"
 byteorder = "1.4.3"
 hex = "0.4.3"
-num-traits = "0.2.14"
+num-traits = { version = "0.2.14", default-features = false }
 num-derive = "0.4.0"
 lazy_static = "1.4.0"
 log = "0.4.19"
@@ -58,7 +59,8 @@ quickcheck_macros = "1.0.0"
 minstant = "0.1.3"
 
 # workspace
-fvm = { path = "fvm" }
+fvm = { path = "fvm", default-features = false }
+fvm_shared = { path = "shared",  default-features = false }
 fvm_sdk = { path = "sdk" }
 fvm_ipld_amt = { path = "ipld/amt" }
 fvm_ipld_hamt = { path = "ipld/hamt" }
@@ -67,7 +69,6 @@ fvm_ipld_car = { path = "ipld/car" }
 fvm_ipld_blockstore = { path = "ipld/blockstore" }
 fvm_ipld_bitfield = { path = "ipld/bitfield" }
 fvm_ipld_encoding = { path = "ipld/encoding" }
-fvm_shared = { path = "shared" }
 
 [profile.actor]
 inherits = "release"
diff --git a/ipld/hamt/fuzz/Cargo.toml b/ipld/hamt/fuzz/Cargo.toml
index 4a3aaaa303..37e438532f 100644
--- a/ipld/hamt/fuzz/Cargo.toml
+++ b/ipld/hamt/fuzz/Cargo.toml
@@ -16,11 +16,6 @@ ahash = { workspace = true }
 fvm_ipld_hamt = { workspace = true }
 fvm_ipld_blockstore = { workspace = true }
 
-
-# Prevent this from interfering with workspaces
-[workspace]
-members = ["."]
-
 [[bin]]
 name = "simple"
 path = "fuzz_targets/simple.rs"