diff --git a/tools/make-binaries b/tools/make-binaries
index 28cbf7461..20749da11 100755
--- a/tools/make-binaries
+++ b/tools/make-binaries
@@ -67,14 +67,14 @@ rel_vsn=$(git describe --tags | sed -e 's/-g.*//' -e 's/-/./' | tr -d '[:space:]
 mix_vsn=$(mix_version "$rel_vsn")
 crosstool_vsn='1.25.0'
 termcap_vsn='1.3.1'
-expat_vsn='2.4.8'
+expat_vsn='2.4.9'
 zlib_vsn='1.2.12'
 yaml_vsn='0.2.5'
 ssl_vsn='1.1.1q'
 otp_vsn='24.3.4.5'
 elixir_vsn='1.14.0'
 pam_vsn='1.5.2'
-png_vsn='1.6.37'
+png_vsn='1.6.38'
 jpeg_vsn='9e'
 webp_vsn='1.2.4'
 gd_vsn='2.3.3'