diff --git a/.fossil-settings/clean-glob b/.fossil-settings/clean-glob
new file mode 100644
index 0000000..ced5120
--- /dev/null
+++ b/.fossil-settings/clean-glob
@@ -0,0 +1,5 @@
+*.o
+*~
+cryptopassphrase
+iOS/DerivedData
+iOS/ObjFW
diff --git a/.gitignore b/.fossil-settings/ignore-glob
similarity index 100%
rename from .gitignore
rename to .fossil-settings/ignore-glob