diff --git a/net-libs/libtorrent-rasterbar/libtorrent_rasterbar-1.0.6.recipe b/net-libs/libtorrent-rasterbar/libtorrent_rasterbar-1.0.6.recipe
index 844275c34..ebb10ed94 100644
--- a/net-libs/libtorrent-rasterbar/libtorrent_rasterbar-1.0.6.recipe
+++ b/net-libs/libtorrent-rasterbar/libtorrent_rasterbar-1.0.6.recipe
@@ -60,7 +60,7 @@ BUILD_PREREQUIRES="
 BUILD()
 {
 	# this CMake setup does not use GNUInstallDirs
-	cmake .
+	cmake -DCMAKE_INSTALL_PREFIX=$prefix
 	make $jobArgs
 }