diff --git a/.readthedocs.yml b/.readthedocs.yml
index 38c2e8e41b..23cc6addeb 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -17,7 +17,6 @@ formats:
 python:
   install:
     - requirements: documentation/rtd_requirements.txt
-    - requirements: documentation/rtd_requirements2.txt
 build:
   os: "ubuntu-22.04"
   apt_packages:
diff --git a/documentation/rtd_requirements.txt b/documentation/rtd_requirements.txt
index ae49f9dfbb..8d2c2100f9 100644
--- a/documentation/rtd_requirements.txt
+++ b/documentation/rtd_requirements.txt
@@ -13,7 +13,7 @@ sphinx-autodoc-typehints
 git+https://github.com/readthedocs/sphinx-hoverxref@main
 ipython>=8.13.2
 breathe>=4.35.0
-#exhale>=0.3.5
+exhale>=0.3.7
 -e git+https://github.com/mithro/sphinx-contrib-mithro#egg=sphinx-contrib-exhale-multiproject&subdirectory=sphinx-contrib-exhale-multiproject
 sphinxcontrib-matlabdomain>=0.20.0
 sphinxcontrib-napoleon>=0.7
diff --git a/documentation/rtd_requirements2.txt b/documentation/rtd_requirements2.txt
deleted file mode 100644
index 2c307f0ea4..0000000000
--- a/documentation/rtd_requirements2.txt
+++ /dev/null
@@ -1 +0,0 @@
--e git+https://github.com/svenevs/exhale.git@a1a8551321e246e3ab81f5456e04a8159804595b#egg=exhale
diff --git a/tox.ini b/tox.ini
index a61ee8a6e2..9f060a7cf0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -13,7 +13,6 @@ description =
     Build documentation
 deps =
     -r documentation/rtd_requirements.txt
-    -r documentation/rtd_requirements2.txt
 # don't install the package, this is already handled by `deps` above
 skip_install = true
 change_dir = documentation/