diff --git a/bio/vg/sim/environment.linux-64.pin.txt b/bio/vg/sim/environment.linux-64.pin.txt
index bd526ac5f68..f969a21a269 100644
--- a/bio/vg/sim/environment.linux-64.pin.txt
+++ b/bio/vg/sim/environment.linux-64.pin.txt
@@ -3,4 +3,4 @@
 # platform: linux-64
 # created-by: conda 24.9.2
 @EXPLICIT
-https://conda.anaconda.org/bioconda/linux-64/vg-1.61.0-h9ee0642_0.tar.bz2#99eaa675134cabe9a3d5c75602156524
+https://conda.anaconda.org/bioconda/linux-64/vg-1.63.1-h9ee0642_0.tar.bz2#77ebadde6db1edb754c1391f803cb3ab
diff --git a/bio/vg/sim/environment.yaml b/bio/vg/sim/environment.yaml
index a783f4788c1..2f1a442c099 100644
--- a/bio/vg/sim/environment.yaml
+++ b/bio/vg/sim/environment.yaml
@@ -3,4 +3,4 @@ channels:
   - bioconda
   - nodefaults
 dependencies:
-  - vg =1.61.0
+  - vg =1.63.1