diff --git a/.gitignore b/.gitignore
index 1f53becb..12d0b6cf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,10 +12,11 @@
 !/testdata/gridfile/**
 
 # Packaged toolbox
-DASH.mltbx
+**.mltbx
 
 # Documentation builds
 doc/html/_sources/**
+doc/html/.doctrees/**
 doc_source/sphinx/source/**
 doc_source/build/html/**
 
diff --git a/DASH.prj b/DASH.prj
index 8832d797..ea961cca 100644
--- a/DASH.prj
+++ b/DASH.prj
@@ -34,11 +34,15 @@
 % **/*.bak
 %
 
-% Git component
+% Git components
 .git
 .gitattributes
 .gitignore
 
+% Documentation builds
+doc/html/_sources
+doc/html/.doctrees
+
 % Development tools
 doc_source
 testdata