diff --git a/scripts/graph.sh b/scripts/graph.sh
index a3f94344c66..25a296b40c0 100755
--- a/scripts/graph.sh
+++ b/scripts/graph.sh
@@ -1,5 +1,9 @@
 #!/bin/bash
 # Generates visualizations of the internal package dependency graph.
+# Also generates visualizations of the transitive reduction (tred) of
+# that graph, which is the minimal graph with the same *transitive*
+# dependencies. Much more legible by itelf. Seeing the two side by side
+# often helps to understand the full picture.
 set -ueo pipefail
 DIR=$(dirname -- "${BASH_SOURCE[0]}")
 {
@@ -25,6 +29,10 @@ dot -Tpng < packages-graph.dot > "$DIR"/../packages-graph.png
 
 dot -Tsvg < packages-graph.dot > "$DIR"/../packages-graph.svg
 
+tred < packages-graph.dot > packages-graph-tred.dot
+dot -Tpng < packages-graph-tred.dot > "$DIR"/../packages-graph-tred.png
+dot -Tsvg < packages-graph-tred.dot > "$DIR"/../packages-graph-tred.svg
+
 if acyclic packages-graph.dot | dot -Tcanon > packages-graph-sans-cycles.dot; then
   echo 1>&2 "No cycles in 'dependencies' of packages."
 else