diff --git a/debian/changelog b/debian/changelog
index 1a4df37d..f1aaccee 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+livecd-rootfs (2.578.9) UNRELEASED; urgency=medium
+
+  * magic-proxy: dump proxy log to stdout on failure (LP: #1847300)
+
+ -- Robert C Jennings <robert.jennings@canonical.com>  Tue, 08 Oct 2019 10:57:31 -0500
+
 livecd-rootfs (2.578.8) disco; urgency=medium
 
   * ubuntu-cpc: Only produce explicitly specified artifacts (LP: #1837254)
diff --git a/live-build/auto/build b/live-build/auto/build
index e87a4953..2c755780 100755
--- a/live-build/auto/build
+++ b/live-build/auto/build
@@ -440,6 +440,12 @@ EOF
 if [ -e binary.success ]; then
 	rm -f binary.success
 else
+	# Dump the magic-proxy log to stdout on failure to aid debugging
+	if [ -f /build/livecd.magic-proxy.log ] ; then
+		echo "================= Magic proxy log (start) ================="
+		cat /build/livecd.magic-proxy.log
+		echo "================== Magic proxy log (end) =================="
+	fi
 	exit 1
 fi