diff --git a/CMakeLists.txt b/CMakeLists.txt
index c887394..941369e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -24,6 +24,9 @@ else(WIN32)
 	if(NOT SHARE_INSTALL)
 		set(SHARE_INSTALL "share/games/performous" CACHE STRING "Data file install path. Must be a relative path (from CMAKE_INSTALL_PREFIX), with no trailing slash.")
 	endif(NOT SHARE_INSTALL)
+	if(NOT GENTOO_DATA_DIR)
+		SET (GENTOO_DATA_DIR "/usr/share/games/performous" CACHE PATH "data directory prefix")
+	endif(NOT GENTOO_DATA_DIR)
 endif(WIN32)
 
 mark_as_advanced(SHARE_INSTALL)
diff --git a/game/config.cmake.hh b/game/config.cmake.hh
index 300ba05..83b38d2 100644
--- a/game/config.cmake.hh
+++ b/game/config.cmake.hh
@@ -10,6 +10,7 @@
 #define VERSION "@PROJECT_VERSION@"
 
 #define SHARED_DATA_DIR "@SHARE_INSTALL@"
+#define GENTOO_DATA_DIR "@GENTOO_DATA_DIR@"
 
 // FFMPEG libraries use changing include file names... Get them from CMake.
 #define AVCODEC_INCLUDE <@AVCodec_INCLUDE@>
diff --git a/game/fs.cc b/game/fs.cc
index 5e74c77..faa96f9 100644
--- a/game/fs.cc
+++ b/game/fs.cc
@@ -165,6 +165,9 @@ Paths const& getPaths(bool refresh) {
 		// Adding users data dir
 		dirs.push_back(getDataDir());
 
+		// Adding gentoo path
+		dirs.push_back(std::string(GENTOO_DATA_DIR));
+
 		// Adding relative path from executable
 		dirs.push_back(plugin::execname().parent_path().parent_path() / shareDir);
 #ifndef _WIN32
@@ -192,7 +195,9 @@ fs::path getDefaultConfig(fs::path const &configFile) {
 	typedef std::vector<std::string> ConfigList;
 	ConfigList config_list;
 	char const* root = getenv("PERFORMOUS_ROOT");
-	if (root) config_list.push_back(std::string(root) + "/" SHARED_DATA_DIR + configFile.string());
+	if (root) config_list.push_back(std::string(root) + "/" + configFile.string());
+	// Adding gentoo specific directory (keeping PERFORMOUS_ROOT first)
+	config_list.push_back(std::string(GENTOO_DATA_DIR) + configFile.string());
 	fs::path exec = plugin::execname();
 	if (!exec.empty()) config_list.push_back(exec.parent_path().string() + "/../" SHARED_DATA_DIR + configFile.string());
 	ConfigList::const_iterator it = std::find_if(config_list.begin(), config_list.end(), static_cast<bool(&)(fs::path const&)>(fs::exists));