diff --git a/pyproject.toml b/pyproject.toml
index 399ee0546a..40b97c2e9d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -72,7 +72,7 @@ tests = [
 doc = [
     "sphinx==6.2.1",
     "ansys-dpf-core==0.8.1",
-    "ansys-mapdl-reader==0.52.17",
+    "ansys-mapdl-reader==0.52.18",
     "ansys-sphinx-theme==0.9.9",
     "grpcio==1.51.1",
     "imageio-ffmpeg==0.4.8",