diff --git a/sys-devel/gsl/gsl-4.1.5.ebuild b/sys-devel/gsl/gsl-4.1.5-r1.ebuild
similarity index 94%
rename from sys-devel/gsl/gsl-4.1.5.ebuild
rename to sys-devel/gsl/gsl-4.1.5-r1.ebuild
index b4835ad6ae..89ffc22380 100644
--- a/sys-devel/gsl/gsl-4.1.5.ebuild
+++ b/sys-devel/gsl/gsl-4.1.5-r1.ebuild
@@ -16,7 +16,7 @@ DEPEND="dev-libs/libpcre:3"
 RDEPEND="${DEPEND}"
 
 src_install() {
-	default
+	DESTDIR="${D}/usr" emake install
 	if use examples; then
 		dodoc -r examples
 		dodoc -r doc/examples