oschulz
diff --git a/‎src/ForwardDiffPullbacks.jl
+2-1 b/‎src/ForwardDiffPullbacks.jl
+2-1
diff --git a/‎src/chain_rules_aliases.jl
-20 b/‎src/chain_rules_aliases.jl
-20
@@ -15,9 +15,10 @@ import ChainRulesCore
 import ForwardDiff
 import StaticArrays
 
+using ChainRulesCore: AbstractTangent, Tangent, NoTangent, ZeroTangent
+
 # using Requires
 
-include("chain_rules_aliases.jl")
 include("dual_numbers.jl")
 include("chainrules_types.jl")
 include("fwd_back.jl")