diff --git a/work/ref/hlpTT_PS_H0_min/covmat8.dat b/work/ref/hlpTT_PS_H0_min_ref/covmat8.dat
similarity index 100%
rename from work/ref/hlpTT_PS_H0_min/covmat8.dat
rename to work/ref/hlpTT_PS_H0_min_ref/covmat8.dat
diff --git a/work/ref/hlpTT_PS_H0_min/hlpTT_PS_H0_min.o8236803.8 b/work/ref/hlpTT_PS_H0_min_ref/hlpTT_PS_H0_min.o8236803.8
similarity index 100%
rename from work/ref/hlpTT_PS_H0_min/hlpTT_PS_H0_min.o8236803.8
rename to work/ref/hlpTT_PS_H0_min_ref/hlpTT_PS_H0_min.o8236803.8