diff --git a/nvidia-x11r7-legacy/Pkgfile b/nvidia-x11r7-legacy/Pkgfile
index 6ca9e3cc4..7bb03d85a 100644
--- a/nvidia-x11r7-legacy/Pkgfile
+++ b/nvidia-x11r7-legacy/Pkgfile
@@ -7,14 +7,14 @@
 # Nice to have: gl-select-x11r7
 
 name=nvidia-x11r7-legacy
-version=1.0-7184
+version=1.0-7184-$(uname -r)
 release=1
-source=(http://download.nvidia.com/XFree86/Linux-x86/$version/NVIDIA-Linux-x86-$version-pkg1.run \
+source=(http://download.nvidia.com/XFree86/Linux-x86/${version%-*}/NVIDIA-Linux-x86-${version%-*}-pkg1.run \
 	nvidia-makefile.patch)
 
 build() {
-	sh NVIDIA-Linux-x86-$version-pkg1.run --extract-only
-	cd NVIDIA-Linux-x86-$version-pkg1
+	sh NVIDIA-Linux-x86-${version%-*}-pkg1.run --extract-only
+	cd NVIDIA-Linux-x86-${version%-*}-pkg1
 
 	# patch Makefile.kbuild for normal users and no load during build
 	patch -p0 -i $SRC/nvidia-makefile.patch usr/src/nv/Makefile.kbuild
@@ -42,7 +42,7 @@ build() {
 	# build the module
 	cd usr/src/nv
 	ln -s Makefile{.kbuild,}
-	IGNORE_CC_MISMATCH=1 make module
+	SYSSRC="/usr/src/linux-$(uname -r)" IGNORE_CC_MISMATCH=1 make module
 
 	# install it
 	install -m 0644 -D nvidia.ko \