diff --git a/CBattleInterface.cpp b/CBattleInterface.cpp
index 4953235d5..6da76b7ed 100644
--- a/CBattleInterface.cpp
+++ b/CBattleInterface.cpp
@@ -482,7 +482,8 @@ void CBattleInterface::bOptionsf()
 	CGI->curh->changeGraphic(0,0);
 	LOCPLINT->curint->deactivate();
 
-	CBattleOptionsWindow * optionsWin = new CBattleOptionsWindow(genRect(431, 481, 160, 84), this);
+	SDL_Rect temp_rect = genRect(431, 481, 160, 84);
+	CBattleOptionsWindow * optionsWin = new CBattleOptionsWindow(temp_rect, this);
 	optionsWin->activate();
 	LOCPLINT->objsToBlit.push_back(optionsWin);
 }
diff --git a/hch/CDefHandler.cpp b/hch/CDefHandler.cpp
index df5e44f95..679f718ea 100644
--- a/hch/CDefHandler.cpp
+++ b/hch/CDefHandler.cpp
@@ -190,7 +190,7 @@ unsigned char * CDefHandler::writeNormalNr (int nr, int bytCon)
 		if(ret!=NULL)
 			break;
 	}
-	long long amp = pow((float)256,bytCon-1);
+	long long amp = pow(256,bytCon-1);
 	for (int i=bytCon-1; i>=0;i--)
 	{
 		int test2 = nr/(amp);
diff --git a/int3.h b/int3.h
index 3a93418d3..6584105fe 100644
--- a/int3.h
+++ b/int3.h
@@ -2,6 +2,7 @@
 #define INT3_H
 #include <map>
 #include <vector>
+#include <cmath>
 class CCreature;
 class CCreatureSet //seven combined creatures
 {