diff --git a/.gitmodules b/.gitmodules
index cbb9898d82c..1981724ad77 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -103,3 +103,6 @@
 [submodule "src/support/png/rust-png"]
 	path = src/support/png/rust-png
 	url = https://github.com/mozilla-servo/rust-png.git
+[submodule "src/support/png/libpng"]
+	path = src/support/png/libpng
+	url = https://github.com/mozilla-servo/libpng.git
diff --git a/configure b/configure
index 88f580db82c..14518202779 100755
--- a/configure
+++ b/configure
@@ -420,6 +420,7 @@ CFG_SUBMODULES="\
     support/spidermonkey/mozjs \
     support/spidermonkey/rust-mozjs \
     support/stb-image/rust-stb-image \
+    support/png/libpng \
     support/png/rust-png \
     support/wapcaplet/libwapcaplet \
     support/wapcaplet/rust-wapcaplet"
diff --git a/src/support/png/libpng b/src/support/png/libpng
new file mode 160000
index 00000000000..bda7eca7c39
--- /dev/null
+++ b/src/support/png/libpng
@@ -0,0 +1 @@
+Subproject commit bda7eca7c3962caadf1c25dac215519b8935b22f
diff --git a/src/support/png/rust-png b/src/support/png/rust-png
index 1d014441ff8..d01eb726c0d 160000
--- a/src/support/png/rust-png
+++ b/src/support/png/rust-png
@@ -1 +1 @@
-Subproject commit 1d014441ff8100e79521de42cb25300ed4092372
+Subproject commit d01eb726c0dcd46d71611e524ede00d28f382f29