diff --git a/srcpkgs/tectonic/template b/srcpkgs/tectonic/template
index df56308113..39f0eb223b 100644
--- a/srcpkgs/tectonic/template
+++ b/srcpkgs/tectonic/template
@@ -1,7 +1,7 @@
 # Template file for 'tectonic'
 pkgname=tectonic
 version=0.1.10
-revision=3
+revision=4
 build_style=cargo
 hostmakedepends="pkg-config"
 makedepends="harfbuzz-devel libressl-devel"
@@ -13,6 +13,10 @@ changelog="https://raw.githubusercontent.com/tectonic-typesetting/tectonic/maste
 distfiles="https://github.com/tectonic-typesetting/${pkgname}/archive/v${version}.tar.gz"
 checksum=4b7c65692e97704dd3ffee3f4b3aaa57f3e478a2a5c6689dc9347be23ab65897
 
+pre_build() {
+	cargo update --package openssl-sys --precise 0.9.39
+}
+
 post_install() {
 	vlicense LICENSE
 }