diff --git a/docker/Dockerfile b/docker/Dockerfile
index bd95528..a1b66b5 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -13,7 +13,7 @@ RUN conda install -y -c conda-forge -c acellera \
     conda-forge::matplotlib=3.11.2 \
     conda-forge::mdtraj=1.11.1 \
     conda-forge::numpy=2.5.3 \
-    conda-forge::ambertools=24.8 \
+    conda-forge::ambertools=26.0 \
     conda-forge::nglview=4.0.1 \
     conda-forge::ipywidgets=8.1.9 \
     acellera::htmd