diff --git a/popgen.yml b/popgen.yml
index 2957879..8ca47b3 100644
--- a/popgen.yml
+++ b/popgen.yml
@@ -4,10 +4,12 @@ channels:
 - nodefaults
 dependencies:
 - conda-forge::r-irkernel==1.3.2
+- conda-forge::ipykernel==6.29.3
 - conda-forge::r-data.table==1.15.2
 - conda-forge::r-susier==0.12.35
 - conda-forge::r-optparse==1.7.4
 - conda-forge::r-rcolorbrewer==1.1_3
+- conda-forge::r-r.utils==2.12.3
 - bioconda::plink==1.90b6.21
 - bioconda::gcta==1.94.1
 - dnachun::r-plink2r==1.1