diff --git a/Aquaria/Game.cpp b/Aquaria/Game.cpp
index 9419eb3..79d21e7 100644
--- a/Aquaria/Game.cpp
+++ b/Aquaria/Game.cpp
@@ -1264,7 +1264,7 @@ Path *Game::getWaterbubbleAt(const Vector& pos, float rad) const
 
 UnderWaterResult Game::isUnderWater(const Vector& pos, float rad) const
 {
-	UnderWaterResult ret { false, NULL };
+	UnderWaterResult ret = { false, NULL };
 	if (!game->useWaterLevel || game->waterLevel.x == 0
 		|| (useWaterLevel && waterLevel.x > 0 && pos.y-rad > waterLevel.x))
 	{
diff --git a/Aquaria/Game.h b/Aquaria/Game.h
index 5cb2298..82dac8e 100644
--- a/Aquaria/Game.h
+++ b/Aquaria/Game.h
@@ -90,6 +90,8 @@ class ObsRow
 public:
 	inline ObsRow(unsigned tx, unsigned ty, unsigned len)
 		: tx(tx), ty(ty), len(len) {}
+	inline ObsRow(const ObsRow& o)
+		: tx(o.tx), ty(o.ty), len(o.len) {}
 	const unsigned tx, ty, len;
 };
 
diff --git a/BBGE/Precacher.cpp b/BBGE/Precacher.cpp
index bb4e417..1216c5d 100644
--- a/BBGE/Precacher.cpp
+++ b/BBGE/Precacher.cpp
@@ -90,7 +90,7 @@ void Precacher::doCache(ProgressCallback progress)
 		debugLog(os.str());
 		std::vector<Texture*> tmp(todo.size());
 		core->texmgr.loadBatch(&tmp[0], &todo[0], todo.size(), TextureMgr::KEEP,
-			progress ? texLoadProgressCallback : NULL, progress);
+			progress ? texLoadProgressCallback : NULL, (void*)progress);
 		todo.clear();
 		texkeep.reserve(texkeep.size() + tmp.size());
 		for(size_t i = 0; i < tmp.size(); ++i)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c6e7548..e38dbd7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,6 @@
 CMAKE_MINIMUM_REQUIRED(VERSION 2.6...3.20)
 PROJECT(Aquaria)
+SET(CMAKE_CXX_STANDARD 98)
 
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")