diff --git a/.coderabbit.yaml b/.coderabbit.yaml
index 1d846c65..4bb0d0a9 100644
--- a/.coderabbit.yaml
+++ b/.coderabbit.yaml
@@ -14,10 +14,14 @@ reviews:
         - Monitor capitalization for emphasis. Avoid using all caps, italics, or bold for emphasis.
         - Ensure proper nouns are capitalized in sentences.
         - Apply the Oxford comma.
-        - Use proper title case for headers, buttons, tab names, page names, and links. Sentence case should be used for body content and short phrases, even in links.
+        - Use proper title case for buttons, tab names, page names, and links. Sentence case should be used for body content and short phrases, even in links.
         - Use correct spelling and grammar at all times (IMPORTANT).
-        - Use sentence case for H1, H2, and H3 headers, capitalizing only the first word and any proper nouns.
-        - For all headers (H1, H2, H3), do not change the capitalization of proper nouns; keep them as they are.
+        - For H1, H2, and H3 headers:
+          1. Use sentence case, capitalizing only the first word.
+          2. Preserve the capitalization of proper nouns, technical terms, and acronyms as defined in the 'nouns.txt' file located in the root directory of the project.
+          3. Do not automatically lowercase words that appear in the 'nouns.txt' file, regardless of their position in the header.
+        - Flag any headers that seem to inconsistently apply these rules for manual review.
+        - When reviewing capitalization, always refer to the 'nouns.txt' file for the correct capitalization of proper nouns and technical terms specific to the project.
         "
   auto_review:
     enabled: true
diff --git a/nouns.txt b/nouns.txt
new file mode 100644
index 00000000..49bee151
--- /dev/null
+++ b/nouns.txt
@@ -0,0 +1,5 @@
+Optimism
+OP Mainnet
+Ethereum
+OP Stack
+MetaMask
\ No newline at end of file