diff --git a/ext/TenetChainRulesCoreExt.jl b/ext/TenetChainRulesCoreExt.jl
index 104c27073..e36f3b8f6 100644
--- a/ext/TenetChainRulesCoreExt.jl
+++ b/ext/TenetChainRulesCoreExt.jl
@@ -51,4 +51,4 @@ function ChainRulesCore.rrule(T::Type{<:TensorNetwork}, tensors; metadata...)
     T(tensors; metadata...), TensorNetwork_pullback
 end
 
-end
\ No newline at end of file
+end
diff --git a/ext/TenetChainRulesTestUtilsExt.jl b/ext/TenetChainRulesTestUtilsExt.jl
index 223297a7d..fe13a8d69 100644
--- a/ext/TenetChainRulesTestUtilsExt.jl
+++ b/ext/TenetChainRulesTestUtilsExt.jl
@@ -11,4 +11,4 @@ function ChainRulesTestUtils.rand_tangent(rng::AbstractRNG, x::TensorNetwork)
     )
 end
 
-end
\ No newline at end of file
+end
diff --git a/ext/TenetFiniteDifferencesExt.jl b/ext/TenetFiniteDifferencesExt.jl
index e7b453f6f..1aa141007 100644
--- a/ext/TenetFiniteDifferencesExt.jl
+++ b/ext/TenetFiniteDifferencesExt.jl
@@ -13,4 +13,4 @@ function FiniteDifferences.to_vec(x::TensorNetwork{A}) where {A<:Ansatz}
     return x_vec, TensorNetwork_from_vec
 end
 
-end
\ No newline at end of file
+end