diff --git a/src/simulations/subset.jl b/src/simulations/subset.jl
index 10b2f21f..ccf6d9ac 100644
--- a/src/simulations/subset.jl
+++ b/src/simulations/subset.jl
@@ -449,7 +449,7 @@ function conditional_sampling(
     chain_performance[1] = performance
 
     for k in 2:N
-        chain_samples[k] = copy(chain_samples[k - 1])
+        chain_samples[k] = copy(chain_samples[k - 1][:, names(inputs)])
 
         to_standard_normal_space!(inputs, chain_samples[k])