diff --git a/.rumdl.toml b/.rumdl.toml
deleted file mode 100644
index 84b6d0337..000000000
--- a/.rumdl.toml
+++ /dev/null
@@ -1,30 +0,0 @@
-[global]
-flavor = "mkdocs"
-include = ["**/*.md"]
-exclude = ["template.md",]
-respect-gitignore = true
-force-exclude = true
-
-# Disable rules:
-# MD013: Line length - flagging on mkdocstrings content
-# MD014: Forces commands in codeblocks to show output
-# MD042: Empty link - buggy, still flagging on valid MkDocs formatting
-# MD052: Reference link not found - buggy, flagging on valis MkDocs links
-disable = ["MD014", "MD042", "MD052"]
-
-[per-file-ignores]
-"changes/**/*.md" = ["MD041"]
-
-[MD013]  # Line length
-line_length = 999999  # Force reflow to paragraph content to remove linebreaks
-reflow = true
-reflow_mode = "normalize"
-
-[MD026]  # Remove punctuation at the end of headings
-punctuation = ",;:"
-
-[MD033]  # No inline HTML
-allowed_elements = ["nospell",]  # pyspelling inline disable tag
-
-[MD046]
-style = "fenced"
diff --git a/changes/2633.misc.md b/changes/2633.misc.md
new file mode 100644
index 000000000..6313af789
--- /dev/null
+++ b/changes/2633.misc.md
@@ -0,0 +1 @@
+Configuration for rumdl has been moved from a separate file into pyproject.toml.
diff --git a/pyproject.toml b/pyproject.toml
index fba03ac49..d75518a9d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -274,6 +274,37 @@ ignore = [
 "src/briefcase/bootstraps/*" = ["E501"]
 "src/briefcase/platforms/*" = ["E501"]
 
+[tool.rumdl]
+flavor = "mkdocs"
+include = ["**/*.md"]
+exclude = ["template.md",]
+respect-gitignore = true
+force-exclude = true
+
+# Disable rules:
+# MD013: Line length - flagging on mkdocstrings content
+# MD014: Forces commands in codeblocks to show output
+# MD042: Empty link - buggy, still flagging on valid MkDocs formatting
+# MD052: Reference link not found - buggy, flagging on valis MkDocs links
+disable = ["MD014", "MD042", "MD052"]
+
+[tool.rumdl.per-file-ignores]
+"changes/**/*.md" = ["MD041"]
+
+[tool.rumdl.MD013]  # Line length
+line_length = 999999  # Force reflow to paragraph content to remove linebreaks
+reflow = true
+reflow_mode = "normalize"
+
+[tool.rumdl.MD026]  # Remove punctuation at the end of headings
+punctuation = ",;:"
+
+[tool.rumdl.MD033]  # No inline HTML
+allowed_elements = ["nospell",]  # pyspelling inline disable tag
+
+[tool.rumdl.MD046]
+style = "fenced"
+
 [tool.setuptools_scm]
 # To enable SCM versioning, we need an empty tool configuration for setuptools_scm