diff --git a/.gitignore b/.gitignore
index 19fa632..a674637 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,6 @@ Sessionx.vim
 tags
 # Persistent undo
 [._]*.un~
+
+# OpenOffice temp files
+**/.~*
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index a0706e5..b49e433 100644
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diff --git a/doc/Trace front panel connector.xcf b/doc/Trace front panel connector.xcf
index 095d2cf..77ea49d 100644
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diff --git a/doc/Trace top right.xcf b/doc/Trace top right.xcf
index de2485c..c28a7c0 100644
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diff --git a/doc/Yeelight GPIO measurements.xlsx b/doc/Yeelight GPIO measurements.xlsx
index a04923c..0b7933e 100644
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