diff --git a/envs/merylMerq.yaml b/envs/merylMerq.yaml
index ba42442e3d793575003d5b923fcd9a258bda4f05..a7d2a4e35e66b8fe7b04a37d6ea44a2bf16ae128 100644
--- a/envs/merylMerq.yaml
+++ b/envs/merylMerq.yaml
@@ -5,12 +5,11 @@ channels:
 dependencies:
   - igvtools
   - openjdk=11.0.8
-  - r-base
+  - r=3
   - r-ggplot2
   - r-argparse
   - r-scales
   - genomescope2=2.0
   - samtools
   - bedtools
-  - merqury=1.1
   - python=3.9.2