diff --git a/conda/Dockerfile b/conda/Dockerfile
index 9885026..a2d2374 100644
--- a/conda/Dockerfile
+++ b/conda/Dockerfile
@@ -9,7 +9,7 @@ ARG MINIFORGE_VERSION=22.11.1-4
  # renovate: datasource=conda depName=conda-forge/pip versioning=loose
 ARG PIP_VERSION=23.0.1
  # renovate: datasource=conda depName=conda-forge/micromamba
-ARG MICROMAMBA_VERSION=1.4.1
+ARG MICROMAMBA_VERSION=1.4.9
 
 # setup environment for conda
 ENV CONDA_DIR /opt/conda