diff --git a/README.md b/README.md
index 43015a1db3f99601d1f75fd4b2c77dde0d5218f6..6c6709c901011bf7593f97dca4746f73c7d9178b 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ my ideas down. I previously wrote a
 [planning-mcp-server](https://git.secluded.site/planning-mcp-server) that I'll
 keep some ideas from, and the overall workflow is about the same. I'm trying a
 CLI over MCP because MCP seems quite protocol-heavy for what _could_ just be a
-few simple CLI invocations. Maybe connecting arbitrarty data sources warrants a
+few simple CLI invocations. Maybe connecting arbitrary data sources warrants a
 whole protocol like MCP, but I don't think something as basic as this does. Just
 some thoughtful design and prompting.