diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7ab3ecb..5759a7a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -146,10 +146,14 @@ jobs:
       run: |
         mkdir -p "$PWD/tb"
         for i in $(/usr/bin/toybox); do ln -s /usr/bin/toybox "$PWD/tb/$i"; done
+        # Toybox file doesn't support decoding Microsoft compound documents
+        sed -i.orig -e '/type[0-9]\.doc\>/d' test-automtime-expected
     - name: 'Run tests using Toybox'
       run: PATH="$PWD/tb:$PATH" make check -k
     - name: 'Prepare for dash filename tests'
       run: |
+        # Start by restoring the golden file modified for Toybox tests
+        mv -f test-automtime-expected.orig test-automtime-expected
         # These tests consist of renaming all the test files to start with
         # a dash so they look like command-line options in order to test that
         # file names are properly escaped when passed in to programs.
diff --git a/automtime b/automtime
index 12361eb..f52f995 100755
--- a/automtime
+++ b/automtime
@@ -249,6 +249,18 @@ mtime_docbook () {
 	TIME="$(normalize_time "$RAWTIME")"
 }
 
+# File type: doc (Microsoft composite document)
+# requires: file
+mtime_doc () {
+	RAWTIME=$(file - < "$f" | sed -n -e 's@^.*Last Saved Time/Date: \([^,]\+\)\>.*$@\1@p')
+	# First revision sometimes doesn't included Last Saved, so use Create then
+	if [ -z "$RAWTIME" ] ; then
+		RAWTIME=$(file - < "$f" | sed -n -e 's@^.*Create Time/Date: \([^,]\+\)\>.*$@\1@p')
+	fi
+	# $RAWTIME is like Tue Mar 23 12:34:56 2010
+	TIME="$(normalize_time "$RAWTIME")"
+}
+
 # File type: docx (Microsoft Office Open XML)
 # requires: unzip, xmlstarlet
 mtime_docx () {
@@ -972,6 +984,10 @@ for f in "$@" ; do
 				TYPE=docbook
 				;;
 
+			*.doc | *.xls | *.ppt)
+				TYPE=doc
+				;;
+
 			*.docx | *.docm | *.xlsx | *.pptx)
 				TYPE=docx
 				;;
diff --git a/test-automtime-expected b/test-automtime-expected
index 04aaefe..1437204 100644
--- a/test-automtime-expected
+++ b/test-automtime-expected
@@ -8,6 +8,7 @@
 'testfiles/type1.dbk' '2023-01-12 10:46:09'
 'testfiles/type1.deb' '2023-04-26 18:21:00 +0000'
 'testfiles/type1.diff' '2023-04-01 20:18:48 +0000'
+'testfiles/type1.doc' '2024-02-28 23:52:53'
 'testfiles/type1.docx' '2021-10-14 12:16:10 +0000'
 'testfiles/type1.egg' '2023-03-16 14:24:00'
 'testfiles/type1.epub' '2021-10-19 01:40:52'
@@ -63,6 +64,7 @@
 'testfiles/type2.amf' '2021-10-20 16:56:58'
 'testfiles/type2.dat' '2021-10-13 07:53'
 'testfiles/type2.dbk' '2023-01-12 00:00:00'
+'testfiles/type2.doc' '2024-01-31 00:36:45'
 'testfiles/type2.gcode' '2012-05-16 08:25:51'
 'testfiles/type2.gpx' '2012-11-22 10:34:01 +0000'
 'testfiles/type2.iso' '2023-06-08 20:22:20.33 -0700'
diff --git a/testfiles/type1.doc b/testfiles/type1.doc
new file mode 100644
index 0000000..9c12a27
Binary files /dev/null and b/testfiles/type1.doc differ
diff --git a/testfiles/type2.doc b/testfiles/type2.doc
new file mode 100644
index 0000000..390a3b8
Binary files /dev/null and b/testfiles/type2.doc differ