diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 16647cb..d0c6215 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -12,7 +12,7 @@ build:
     python: "3.8"
   jobs:
     post_install:
-      - sed -i -E 's/^     process identity for every yielded instance$/  \0/' "$(python3 -c "print(__import__('psutil').__file__)")"
+      - bash docs/source/fix-psutil-docstring.sh
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
diff --git a/docs/source/fix-psutil-docstring.sh b/docs/source/fix-psutil-docstring.sh
new file mode 100755
index 0000000..b9ac034
--- /dev/null
+++ b/docs/source/fix-psutil-docstring.sh
@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+# shellcheck disable=SC2312
+exec sed -i -E 's/^     process identity for every yielded instance$/  \0/' "$(python3 -c "print(__import__('psutil').__file__)")"