diff --git a/.gitignore b/.gitignore
index da93af8..44e7dbf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,4 +5,6 @@
 .idea
 aquameta
 bootloader.db/
-extensions/*/*--0.3.0.sql
+extensions/*/*--*.sql
+conf/boot.toml
+conf/*.local.toml
diff --git a/README.md b/README.md
index e865970..4e40a1e 100644
--- a/README.md
+++ b/README.md
@@ -145,6 +145,10 @@ sudo ./make_install_extensions.sh
 cd ../
 ```
 
+*Note for Mac users: this may fail with a cryptic permissions error if
+your terminal program does not have Full Disk Access. This can be set
+via System Preferences.*
+
 4. Install [Golang](https://golang.org/) version 1.18 or greater, then build
 the `./aquameta` binary from aquameta's root directory: