diff --git a/packages/games-engines/openmw/openmw-0.39.0-r1.exheres-0 b/packages/games-engines/openmw/openmw-0.39.0-r2.exheres-0
similarity index 98%
rename from packages/games-engines/openmw/openmw-0.39.0-r1.exheres-0
rename to packages/games-engines/openmw/openmw-0.39.0-r2.exheres-0
index 6710995..c643c69 100644
--- a/packages/games-engines/openmw/openmw-0.39.0-r1.exheres-0
+++ b/packages/games-engines/openmw/openmw-0.39.0-r2.exheres-0
@@ -45,6 +45,7 @@ CMAKE_SRC_CONFIGURE_PARAMS=(
     -DBUILD_UNITTESTS=OFF
     -DBUILD_WITH_CODE_COVERAGE=OFF
     -DBUILD_WIZARD=ON
+    -DCMAKE_INSTALL_PREFIX=/usr
     -DDATADIR="/usr/share/${PN}"
     -DDESIRED_QT_VERSION=5
     -DGLOBAL_CONFIG_PATH="/etc"