diff --git a/src/server/game/Entities/Object/Object.cpp b/src/server/game/Entities/Object/Object.cpp
index 0cd1f8e614..51aaa55aaf 100755
--- a/src/server/game/Entities/Object/Object.cpp
+++ b/src/server/game/Entities/Object/Object.cpp
@@ -1145,7 +1145,7 @@ bool Position::HasInLine(const Unit * const target, float distance, float width)
         return false;
     width += target->GetObjectSize();
     float angle = GetRelativeAngle(target);
-    return abs(sin(angle)) * GetExactDist2d(target->GetPositionX(), target->GetPositionY()) < width;
+    return fabs(sin(angle)) * GetExactDist2d(target->GetPositionX(), target->GetPositionY()) < width;
 }
 
 std::string Position::ToString() const
@@ -1532,7 +1532,7 @@ bool WorldObject::IsInBetween(const WorldObject *obj1, const WorldObject *obj2,
         size = GetObjectSize() / 2;
 
     float angle = obj1->GetAngle(this) - obj1->GetAngle(obj2);
-    return abs(sin(angle)) * GetExactDist2d(obj1->GetPositionX(), obj1->GetPositionY()) < size;
+    return fabs(sin(angle)) * GetExactDist2d(obj1->GetPositionX(), obj1->GetPositionY()) < size;
 }
 
 bool WorldObject::isInFront(WorldObject const* target, float distance,  float arc) const
diff --git a/src/server/game/Entities/Player/Player.cpp b/src/server/game/Entities/Player/Player.cpp
index c0d5465de5..ea221d844a 100755
--- a/src/server/game/Entities/Player/Player.cpp
+++ b/src/server/game/Entities/Player/Player.cpp
@@ -2316,7 +2316,7 @@ void Player::Regenerate(Powers power)
         return;
 
     addvalue += m_powerFraction[power];
-    uint32 integerValue = uint32(abs(addvalue));
+    uint32 integerValue = uint32(fabs(addvalue));
 
     if (addvalue < 0.0f)
     {