diff --git a/Cargo.lock b/Cargo.lock
index 9200b8ffc6..b83268b2d9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4749,9 +4749,20 @@ dependencies = [
  "serde",
  "shred",
  "shrev",
+ "specs-derive",
  "tuple_utils",
 ]
 
+[[package]]
+name = "specs-derive"
+version = "0.4.1"
+source = "git+https://github.com/amethyst/specs.git?rev=d4435bdf496cf322c74886ca09dd8795984919b4#d4435bdf496cf322c74886ca09dd8795984919b4"
+dependencies = [
+ "proc-macro2 1.0.24",
+ "quote 1.0.9",
+ "syn 1.0.60",
+]
+
 [[package]]
 name = "specs-idvs"
 version = "0.1.1"
diff --git a/common/sys/Cargo.toml b/common/sys/Cargo.toml
index bbf88e2e73..7742c5dc35 100644
--- a/common/sys/Cargo.toml
+++ b/common/sys/Cargo.toml
@@ -26,7 +26,7 @@ indexmap = "1.3.0"
 slab = "0.4.2"
 
 # ECS
-specs = { git = "https://github.com/amethyst/specs.git", features = ["serde", "storage-event-control"], rev = "d4435bdf496cf322c74886ca09dd8795984919b4" }
+specs = { git = "https://github.com/amethyst/specs.git", features = ["serde", "storage-event-control", "derive"], rev = "d4435bdf496cf322c74886ca09dd8795984919b4" }
 
 # Serde
 serde = { version = "1.0.110", features = ["derive"] }