diff --git a/juno_samples/antideps/Cargo.toml b/juno_samples/antideps/Cargo.toml
index 9bd1d5a0d484e257ee3ad1e425a09f503da4b503..e492e2ae7f23c5afa4f9c1ddc50e98dd93f40e4d 100644
--- a/juno_samples/antideps/Cargo.toml
+++ b/juno_samples/antideps/Cargo.toml
@@ -9,10 +9,10 @@ name = "juno_antideps"
 path = "src/main.rs"
 
 [build-dependencies]
-juno_build = { path = "../../juno_build" }
+juno_build = { path = "../../juno_build", features = [] }
 
 [dependencies]
-juno_build = { path = "../../juno_build" }
-hercules_rt = { path = "../../hercules_rt" }
+juno_build = { path = "../../juno_build", features = [] }
+hercules_rt = { path = "../../hercules_rt", features = [] }
 with_builtin_macros = "0.1.0"
 async-std = "*"
diff --git a/juno_samples/casts_and_intrinsics/Cargo.toml b/juno_samples/casts_and_intrinsics/Cargo.toml
index af74c07acc3950b22b9b2c95e0d07090f99d7490..83d5be587125dc9c846b38c3c15089dfda5c3ff8 100644
--- a/juno_samples/casts_and_intrinsics/Cargo.toml
+++ b/juno_samples/casts_and_intrinsics/Cargo.toml
@@ -9,9 +9,9 @@ name = "juno_casts_and_intrinsics"
 path = "src/main.rs"
 
 [build-dependencies]
-juno_build = { path = "../../juno_build" }
+juno_build = { path = "../../juno_build", features = [] }
 
 [dependencies]
-juno_build = { path = "../../juno_build" }
+juno_build = { path = "../../juno_build", features = [] }
 with_builtin_macros = "0.1.0"
 async-std = "*"
diff --git a/juno_samples/cava/Cargo.toml b/juno_samples/cava/Cargo.toml
index ff375d80d637e2ac9baa1377e168f912454b5fbc..dfde5978e688cc9635308f6418573cd4e4a22c65 100644
--- a/juno_samples/cava/Cargo.toml
+++ b/juno_samples/cava/Cargo.toml
@@ -9,11 +9,11 @@ name = "juno_cava"
 path = "src/main.rs"
 
 [build-dependencies]
-juno_build = { path = "../../juno_build" }
+juno_build = { path = "../../juno_build", features = [] }
 
 [dependencies]
-juno_build = { path = "../../juno_build" }
-hercules_rt = { path = "../../hercules_rt" }
+juno_build = { path = "../../juno_build", features = [] }
+hercules_rt = { path = "../../hercules_rt", features = [] }
 async-std = "*"
 clap = { version = "*", features = ["derive"] }
 image = "*"
diff --git a/juno_samples/concat/Cargo.toml b/juno_samples/concat/Cargo.toml
index 24ba1acff56dc3997162c1f3afc2334fd3428155..888a083fa41dd1f154d8b3e72a58d666b43860c2 100644
--- a/juno_samples/concat/Cargo.toml
+++ b/juno_samples/concat/Cargo.toml
@@ -9,10 +9,10 @@ name = "juno_concat"
 path = "src/main.rs"
 
 [build-dependencies]
-juno_build = { path = "../../juno_build" }
+juno_build = { path = "../../juno_build", features = [] }
 
 [dependencies]
-juno_build = { path = "../../juno_build" }
-hercules_rt = { path = "../../hercules_rt" }
+juno_build = { path = "../../juno_build", features = [] }
+hercules_rt = { path = "../../hercules_rt", features = [] }
 with_builtin_macros = "0.1.0"
 async-std = "*"
diff --git a/juno_samples/implicit_clone/Cargo.toml b/juno_samples/implicit_clone/Cargo.toml
index b312f5def295a6c31a7d2c9eab5c23f4e16ccd2f..4f5387e7a3068536657e50b9852b9006052318f7 100644
--- a/juno_samples/implicit_clone/Cargo.toml
+++ b/juno_samples/implicit_clone/Cargo.toml
@@ -9,10 +9,10 @@ name = "juno_implicit_clone"
 path = "src/main.rs"
 
 [build-dependencies]
-juno_build = { path = "../../juno_build" }
+juno_build = { path = "../../juno_build", features = [] }
 
 [dependencies]
-juno_build = { path = "../../juno_build" }
-hercules_rt = { path = "../../hercules_rt" }
+juno_build = { path = "../../juno_build", features = [] }
+hercules_rt = { path = "../../hercules_rt", features = [] }
 with_builtin_macros = "0.1.0"
 async-std = "*"
diff --git a/juno_samples/matmul/Cargo.toml b/juno_samples/matmul/Cargo.toml
index 8ad95853d25509d91713a080c0b63b01c0469110..1e004dcd5cd9a56dacfe9f70cee64ae883b90695 100644
--- a/juno_samples/matmul/Cargo.toml
+++ b/juno_samples/matmul/Cargo.toml
@@ -9,11 +9,11 @@ name = "juno_matmul"
 path = "src/main.rs"
 
 [build-dependencies]
-juno_build = { path = "../../juno_build" }
+juno_build = { path = "../../juno_build", features = [] }
 
 [dependencies]
-juno_build = { path = "../../juno_build" }
-hercules_rt = { path = "../../hercules_rt" }
+juno_build = { path = "../../juno_build", features = [] }
+hercules_rt = { path = "../../hercules_rt", features = [] }
 with_builtin_macros = "0.1.0"
 async-std = "*"
 rand = "*"
diff --git a/juno_samples/nested_ccp/Cargo.toml b/juno_samples/nested_ccp/Cargo.toml
index 8c9b969d23019b8bbd3bf28b3506e2e497ae8ec7..bcf1fff8fac48b20868b5c6d84f350d98723c637 100644
--- a/juno_samples/nested_ccp/Cargo.toml
+++ b/juno_samples/nested_ccp/Cargo.toml
@@ -9,10 +9,10 @@ name = "juno_nested_ccp"
 path = "src/main.rs"
 
 [build-dependencies]
-juno_build = { path = "../../juno_build" }
+juno_build = { path = "../../juno_build", features = [] }
 
 [dependencies]
-juno_build = { path = "../../juno_build" }
-hercules_rt = { path = "../../hercules_rt" }
+juno_build = { path = "../../juno_build", features = [] }
+hercules_rt = { path = "../../hercules_rt", features = [] }
 with_builtin_macros = "0.1.0"
 async-std = "*"
diff --git a/juno_samples/simple3/Cargo.toml b/juno_samples/simple3/Cargo.toml
index 8060c5b3472ad898cb48e011332a852cd7b6705e..c66dc977c705ec15958a0511b507b0edabe8b663 100644
--- a/juno_samples/simple3/Cargo.toml
+++ b/juno_samples/simple3/Cargo.toml
@@ -9,10 +9,10 @@ name = "juno_simple3"
 path = "src/main.rs"
 
 [build-dependencies]
-juno_build = { path = "../../juno_build" }
+juno_build = { path = "../../juno_build", features = [] }
 
 [dependencies]
-juno_build = { path = "../../juno_build" }
-hercules_rt = { path = "../../hercules_rt" }
+juno_build = { path = "../../juno_build", features = [] }
+hercules_rt = { path = "../../hercules_rt", features = [] }
 with_builtin_macros = "0.1.0"
 async-std = "*"