diff --git a/srcpkgs/retroshare/template b/srcpkgs/retroshare/template
index d04ec9ad427..06c762a5ca7 100644
--- a/srcpkgs/retroshare/template
+++ b/srcpkgs/retroshare/template
@@ -1,7 +1,7 @@
 # Template file for 'retroshare'
 pkgname=retroshare
 version=0.6.2
-revision=2
+revision=3
 build_style=qmake
 wrksrc="RetroShare-${version}"
 homepage="http://retroshare.github.io"
@@ -20,5 +20,5 @@ checksum=76a3ae2f2089b14562d5be34602f5ae3c73a8549aecee246ea5e67d03018de2b
 post_extract() {
 	sed -i \
 		's/OPENSSL_VERSION_NUMBER < 0x10100000L/\0 || defined(LIBRESSL_VERSION_NUMBER)/' \
-		`grep -lr 'OPENSSL_VERSION_NUMBER < 0x10100000L'`
+		$(grep -lr 'OPENSSL_VERSION_NUMBER < 0x10100000L')
 }