diff --git a/src/core/core.cpp b/src/core/core.cpp
index 9b43fe38c..ac7de2350 100644
--- a/src/core/core.cpp
+++ b/src/core/core.cpp
@@ -69,12 +69,12 @@ const list<shared_ptr<ChatRoom>> &Core::getChatRooms () const {
 	return d->chatRooms;
 }
 
-const std::string &Core::getDataPath() const {
+string Core::getDataPath() const {
 	L_D();
 	return Paths::getPath(Paths::Data, static_cast<PlatformHelpers *>(d->cCore->platform_helper));
 }
 
-const std::string &Core::getConfigPath() const {
+string Core::getConfigPath() const {
 	L_D();
 	return Paths::getPath(Paths::Config, static_cast<PlatformHelpers *>(d->cCore->platform_helper));
 }
diff --git a/src/core/core.h b/src/core/core.h
index 6a6086989..1e1c169a5 100644
--- a/src/core/core.h
+++ b/src/core/core.h
@@ -39,8 +39,8 @@ public:
 	std::shared_ptr<ChatRoom> createClientGroupChatRoom (const std::string &subject);
 	std::shared_ptr<ChatRoom> getOrCreateChatRoom (const std::string &peerAddress, bool isRtt = false) const;
 	const std::list<std::shared_ptr<ChatRoom>> &getChatRooms () const;
-	const std::string &getDataPath() const;
-	const std::string &getConfigPath() const;
+	std::string getDataPath() const;
+	std::string getConfigPath() const;
 
 private:
 	L_DECLARE_PRIVATE(Core);
diff --git a/src/core/paths/paths-android.cpp b/src/core/paths/paths-android.cpp
index 84533965d..b53adbd22 100644
--- a/src/core/paths/paths-android.cpp
+++ b/src/core/paths/paths-android.cpp
@@ -28,14 +28,14 @@
 
 LINPHONE_BEGIN_NAMESPACE
 
-const std::string &SysPaths::getDataPath (PlatformHelpers *platformHelper) {
+std::string SysPaths::getDataPath (PlatformHelpers *platformHelper) {
 	if (!platformHelper) {
 		return Utils::getEmptyConstRefObject<std::string>();
 	}
 	return platformHelper->getDataPath();
 }
 
-const std::string &SysPaths::getConfigPath (PlatformHelpers *platformHelper) {
+std::string SysPaths::getConfigPath (PlatformHelpers *platformHelper) {
 	if (!platformHelper) {
 		return Utils::getEmptyConstRefObject<std::string>();
 	}
diff --git a/src/core/paths/paths-android.h b/src/core/paths/paths-android.h
index ab4848028..7661ebb59 100644
--- a/src/core/paths/paths-android.h
+++ b/src/core/paths/paths-android.h
@@ -30,8 +30,8 @@ LINPHONE_BEGIN_NAMESPACE
 
 class PlatformHelpers;
 namespace SysPaths {
-	LINPHONE_PUBLIC const std::string &getDataPath (PlatformHelpers *platformHelper);
-	LINPHONE_PUBLIC const std::string &getConfigPath (PlatformHelpers *platformHelper);
+	LINPHONE_PUBLIC std::string getDataPath (PlatformHelpers *platformHelper);
+	LINPHONE_PUBLIC std::string getConfigPath (PlatformHelpers *platformHelper);
 }
 
 LINPHONE_END_NAMESPACE
diff --git a/src/core/paths/paths-apple.h b/src/core/paths/paths-apple.h
index f8b031892..acfe25ff0 100644
--- a/src/core/paths/paths-apple.h
+++ b/src/core/paths/paths-apple.h
@@ -30,8 +30,8 @@ LINPHONE_BEGIN_NAMESPACE
 
 class PlatformHelpers;
 namespace SysPaths {
-	LINPHONE_PUBLIC const std::string &getDataPath (PlatformHelpers *platformHelper);
-	LINPHONE_PUBLIC const std::string &getConfigPath (PlatformHelpers *platformHelper);
+	LINPHONE_PUBLIC std::string getDataPath (PlatformHelpers *platformHelper);
+	LINPHONE_PUBLIC std::string getConfigPath (PlatformHelpers *platformHelper);
 }
 
 LINPHONE_END_NAMESPACE
diff --git a/src/core/paths/paths-apple.mm b/src/core/paths/paths-apple.mm
index e4d272713..97bbef63b 100644
--- a/src/core/paths/paths-apple.mm
+++ b/src/core/paths/paths-apple.mm
@@ -30,7 +30,7 @@
 
 LINPHONE_BEGIN_NAMESPACE
 
-const std::string &SysPaths::getDataPath (PlatformHelpers *platformHelper) {
+std::string SysPaths::getDataPath (PlatformHelpers *platformHelper) {
 #ifdef __OBJC__
 	NSArray *paths = NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES);
 	NSString *writablePath = [paths objectAtIndex:0];
@@ -41,7 +41,7 @@ const std::string &SysPaths::getDataPath (PlatformHelpers *platformHelper) {
 	return Utils::getEmptyConstRefObject<std::string>();
 }
 
-const std::string &SysPaths::getConfigPath (PlatformHelpers *platformHelper) {
+std::string SysPaths::getConfigPath (PlatformHelpers *platformHelper) {
 #ifdef __OBJC__
 	NSArray *paths = NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES);
 	NSString *configPath = [paths objectAtIndex:0];
diff --git a/src/core/paths/paths-linux.cpp b/src/core/paths/paths-linux.cpp
index f1662690c..7dd122b18 100644
--- a/src/core/paths/paths-linux.cpp
+++ b/src/core/paths/paths-linux.cpp
@@ -26,12 +26,12 @@
 
 LINPHONE_BEGIN_NAMESPACE
 
-const std::string &SysPaths::getDataPath (PlatformHelpers *platformHelper) {
+std::string SysPaths::getDataPath (PlatformHelpers *platformHelper) {
 	//TODO.
 	return Utils::getEmptyConstRefObject<std::string>();
 }
 
-const std::string &SysPaths::getConfigPath (PlatformHelpers *platformHelper) {
+std::string SysPaths::getConfigPath (PlatformHelpers *platformHelper) {
 	//TODO.
 	return Utils::getEmptyConstRefObject<std::string>();
 }
diff --git a/src/core/paths/paths-linux.h b/src/core/paths/paths-linux.h
index 6e7f4e4c5..cc652b833 100644
--- a/src/core/paths/paths-linux.h
+++ b/src/core/paths/paths-linux.h
@@ -30,8 +30,8 @@ LINPHONE_BEGIN_NAMESPACE
 
 class PlatformHelpers;
 namespace SysPaths {
-	LINPHONE_PUBLIC const std::string &getDataPath (PlatformHelpers *platformHelper);
-	LINPHONE_PUBLIC const std::string &getConfigPath (PlatformHelpers *platformHelper);
+	LINPHONE_PUBLIC std::string getDataPath (PlatformHelpers *platformHelper);
+	LINPHONE_PUBLIC std::string getConfigPath (PlatformHelpers *platformHelper);
 }
 
 LINPHONE_END_NAMESPACE
diff --git a/src/core/paths/paths-windows.cpp b/src/core/paths/paths-windows.cpp
index 749f62afa..94b8705ca 100644
--- a/src/core/paths/paths-windows.cpp
+++ b/src/core/paths/paths-windows.cpp
@@ -26,12 +26,12 @@
 
 LINPHONE_BEGIN_NAMESPACE
 
-const std::string &SysPaths::getDataPath (PlatformHelpers *platformHelper) {
+std::string SysPaths::getDataPath (PlatformHelpers *platformHelper) {
 	//TODO.
 	return Utils::getEmptyConstRefObject<std::string>();
 }
 
-const std::string &SysPaths::getConfigPath (PlatformHelpers *platformHelper) {
+std::string SysPaths::getConfigPath (PlatformHelpers *platformHelper) {
 	//TODO.
 	return Utils::getEmptyConstRefObject<std::string>();
 }
diff --git a/src/core/paths/paths-windows.h b/src/core/paths/paths-windows.h
index 7390b3b83..137be1f87 100644
--- a/src/core/paths/paths-windows.h
+++ b/src/core/paths/paths-windows.h
@@ -30,8 +30,8 @@ LINPHONE_BEGIN_NAMESPACE
 
 class PlatformHelpers;
 namespace SysPaths {
-	LINPHONE_PUBLIC const std::string &getDataPath (PlatformHelpers *platformHelper);
-	LINPHONE_PUBLIC const std::string &getConfigPath (PlatformHelpers *platformHelper);
+	LINPHONE_PUBLIC std::string getDataPath (PlatformHelpers *platformHelper);
+	LINPHONE_PUBLIC std::string getConfigPath (PlatformHelpers *platformHelper);
 }
 
 LINPHONE_END_NAMESPACE
diff --git a/src/core/paths/paths.cpp b/src/core/paths/paths.cpp
index c9172c454..01987fec5 100644
--- a/src/core/paths/paths.cpp
+++ b/src/core/paths/paths.cpp
@@ -38,7 +38,7 @@ using namespace std;
 
 LINPHONE_BEGIN_NAMESPACE
 
-const string &Paths::getPath (Paths::Type type, PlatformHelpers *platformHelper) {
+string Paths::getPath (Paths::Type type, PlatformHelpers *platformHelper) {
 	switch (type) {
 		case Data:
 			return SysPaths::getDataPath(platformHelper);
diff --git a/src/core/paths/paths.h b/src/core/paths/paths.h
index ae4355f2b..e600a067e 100644
--- a/src/core/paths/paths.h
+++ b/src/core/paths/paths.h
@@ -35,7 +35,7 @@ namespace Paths {
 		Config
 	};
 
-	LINPHONE_PUBLIC const std::string &getPath(Type type, PlatformHelpers *platformHelper);
+	LINPHONE_PUBLIC std::string getPath(Type type, PlatformHelpers *platformHelper);
 }
 
 LINPHONE_END_NAMESPACE