diff --git a/EC.jl b/EC.jl
index bc8805a..cf9e8c7 100644
--- a/EC.jl
+++ b/EC.jl
@@ -1,4 +1,4 @@
-using SparseArrays, LinearAlgebra, Arpack
+using SparseArrays, LinearAlgebra, Arpack, Plots
 include("helper.jl")
 
 "EC model for a Hamiltonian family H(c) = H0 + c * H1"
diff --git a/calculations/3body_HO_B2R_EC.jl b/calculations/3body_HO_B2R_EC.jl
index 8dc134c..779c89c 100644
--- a/calculations/3body_HO_B2R_EC.jl
+++ b/calculations/3body_HO_B2R_EC.jl
@@ -1,4 +1,3 @@
-using Plots
 include("../EC.jl")
 
 training_ref = -0.72763