diff --git a/unmaintained/multi-methods/authors.txt b/extra/multi-methods/authors.txt
similarity index 100%
rename from unmaintained/multi-methods/authors.txt
rename to extra/multi-methods/authors.txt
diff --git a/unmaintained/multi-methods/multi-methods.factor b/extra/multi-methods/multi-methods.factor
similarity index 100%
rename from unmaintained/multi-methods/multi-methods.factor
rename to extra/multi-methods/multi-methods.factor
diff --git a/unmaintained/multi-methods/summary.txt b/extra/multi-methods/summary.txt
similarity index 100%
rename from unmaintained/multi-methods/summary.txt
rename to extra/multi-methods/summary.txt
diff --git a/unmaintained/multi-methods/tags.txt b/extra/multi-methods/tags.txt
similarity index 100%
rename from unmaintained/multi-methods/tags.txt
rename to extra/multi-methods/tags.txt
diff --git a/unmaintained/multi-methods/tests/canonicalize.factor b/extra/multi-methods/tests/canonicalize.factor
similarity index 100%
rename from unmaintained/multi-methods/tests/canonicalize.factor
rename to extra/multi-methods/tests/canonicalize.factor
diff --git a/unmaintained/multi-methods/tests/definitions.factor b/extra/multi-methods/tests/definitions.factor
similarity index 100%
rename from unmaintained/multi-methods/tests/definitions.factor
rename to extra/multi-methods/tests/definitions.factor
diff --git a/unmaintained/multi-methods/tests/legacy.factor b/extra/multi-methods/tests/legacy.factor
similarity index 100%
rename from unmaintained/multi-methods/tests/legacy.factor
rename to extra/multi-methods/tests/legacy.factor
diff --git a/unmaintained/multi-methods/tests/syntax.factor b/extra/multi-methods/tests/syntax.factor
similarity index 100%
rename from unmaintained/multi-methods/tests/syntax.factor
rename to extra/multi-methods/tests/syntax.factor
diff --git a/unmaintained/multi-methods/tests/topological-sort.factor b/extra/multi-methods/tests/topological-sort.factor
similarity index 100%
rename from unmaintained/multi-methods/tests/topological-sort.factor
rename to extra/multi-methods/tests/topological-sort.factor