diff --git a/Cargo.lock b/Cargo.lock
index a9ab0e6..f30f3cc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -98,7 +98,6 @@ dependencies = [
  "rand",
  "rand_distr",
  "serde",
- "slab",
 ]
 
 [[package]]
diff --git a/aquatic_http_load_test/Cargo.toml b/aquatic_http_load_test/Cargo.toml
index eb1fa5f..99a0354 100644
--- a/aquatic_http_load_test/Cargo.toml
+++ b/aquatic_http_load_test/Cargo.toml
@@ -18,7 +18,6 @@ mio = { version = "0.7", features = ["udp", "os-poll", "os-util"] }
 rand = { version = "0.7", features = ["small_rng"] }
 rand_distr = "0.2"
 serde = { version = "1", features = ["derive"] }
-slab = "0.4"
 
 [dev-dependencies]
 quickcheck = "0.9"