diff --git a/Project.toml b/Project.toml
index 5403b7d..878c226 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "EoSSuperancillaries"
 uuid = "c1bf003f-4e47-49d9-bdfd-5a4051db3c04"
 authors = ["Pierre Walker <pjwalker@caltech.edu>", "Andrés Riedemann <andres.riedemann@gmail.com>"]
-version = "1.2.0"
+version = "1.2.1"
 
 [deps]
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
diff --git a/src/PCSAFT/pcsaft.jl b/src/PCSAFT/pcsaft.jl
index ff4b71c..5cff4df 100644
--- a/src/PCSAFT/pcsaft.jl
+++ b/src/PCSAFT/pcsaft.jl
@@ -55,7 +55,7 @@ Outputs:
 """
 function pcsaft_rhoc(m,σ)
     m⁻¹ = 1/m
-    ρ̃c = cheb_eval(PCSAFTsuperanc.rho_c,m⁻¹)
+    ρ̃c = cheb_eval(PCSAFTsuperanc.rhoc,m⁻¹)
     return ρ̃c/(N_A*σ*σ*σ)
 end
 
@@ -73,7 +73,7 @@ Outputs:
 """
 function pcsaft_vc(m,σ)
     m⁻¹ = 1/m
-    ρ̃c = cheb_eval(PCSAFTsuperanc.rho_c,m⁻¹)
+    ρ̃c = cheb_eval(PCSAFTsuperanc.rhoc,m⁻¹)
     return (N_A*σ*σ*σ)/ρ̃c
 end
 
diff --git a/test/runtests.jl b/test/runtests.jl
index e3a67d0..cb25393 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -52,4 +52,5 @@ end
     @test rhov_m64_09 ≈ 5.0222327626229e-06
     @test rhol_m64_07 ≈ 0.00927005575174636
     @test rhov_m64_07 ≈ 3.25402208337432e-11
+    @test pcsaft_vc(1.0,3.7039e-10) ≈ 0.00015056228788554133
 end
\ No newline at end of file