diff --git a/srcpkgs/mozjs17/template b/srcpkgs/mozjs17/template
index 93a6b8c5ca..adb1f8d6cd 100644
--- a/srcpkgs/mozjs17/template
+++ b/srcpkgs/mozjs17/template
@@ -5,7 +5,7 @@ revision=2
 wrksrc="mozjs${version}"
 build_wrksrc="js/src"
 build_style=gnu-configure
-hostmakedepends="zip python perl"
+hostmakedepends="zip python perl nspr-devel"
 makedepends="zlib-devel nspr-devel libedit-devel libffi-devel"
 short_desc="Mozilla JavaScript interpreter and library"
 homepage="http://www.mozilla.org/js/"
@@ -24,7 +24,6 @@ do_configure() {
 	fi
 
 	./configure --prefix=/usr --with-system-nspr \
-		--with-nspr-prefix=${XBPS_CROSS_BASE}/usr \
 		--enable-threadsafe ${_args}
 
 	sed -e 's,-L/usr/lib,,g' -i config/autoconf.mk