4 files changed, 8 insertions, 0 deletions
diff --git a/engines/titanic/star_control/star_control_sub23.h b/engines/titanic/star_control/star_control_sub23.h
index 6d5007fc9d..b0ca739fe3 100644
--- a/engines/titanic/star_control/star_control_sub23.h
+++ b/engines/titanic/star_control/star_control_sub23.h
@@ -55,6 +55,7 @@ public:
 	virtual void proc3(const FMatrix &m1, const FMatrix &m2);
 	virtual void proc4(FVector &v1, FVector &v2, FMatrix &m);
 	virtual int proc5(CErrorCode &errorCode, FVector &v, const FMatrix &m);
+	virtual ~CStarControlSub23() {}
 
 	int get8() const { return _field8; }
 };
diff --git a/engines/titanic/star_control/star_control_sub24.h b/engines/titanic/star_control/star_control_sub24.h
index 857af8ab9e..7cdb2201c9 100644
--- a/engines/titanic/star_control/star_control_sub24.h
+++ b/engines/titanic/star_control/star_control_sub24.h
@@ -28,6 +28,8 @@
 namespace Titanic {
 
 class CStarControlSub24 : public CStarControlSub23 {
+public:
+	virtual ~CStarControlSub24() {}
 
 };
 
diff --git a/engines/titanic/star_control/star_control_sub27.h b/engines/titanic/star_control/star_control_sub27.h
index 01782b69ca..ebac6688bd 100644
--- a/engines/titanic/star_control/star_control_sub27.h
+++ b/engines/titanic/star_control/star_control_sub27.h
@@ -28,6 +28,7 @@
 namespace Titanic {
 
 class CStarControlSub27 : public CStarControlSub23 {
+	virtual ~CStarControlSub27() {}
 };
 
 } // End of namespace Titanic
diff --git a/engines/titanic/star_control/star_ref.h b/engines/titanic/star_control/star_ref.h
index 48d8b32fa4..2f5a4c8de3 100644
--- a/engines/titanic/star_control/star_ref.h
+++ b/engines/titanic/star_control/star_ref.h
@@ -36,6 +36,7 @@ protected:
 public:
 	CBaseStarRef(CBaseStar *star) : _star(star) {}
 	CBaseStarRef() : _star(nullptr) {}
+	virtual ~CBaseStarRef() {}
 
 	void process(CSurfaceArea *surface, CStarControlSub12 *sub12);
 
@@ -49,6 +50,7 @@ private:
 public:
 	CStarRef1(CBaseStar *star, const Common::Point &pt) :
 		CBaseStarRef(star), _index(-1) {}
+	virtual ~CStarRef1() {}
 
 	virtual bool check(const Common::Point &pt, int index);
 };
@@ -60,6 +62,7 @@ private:
 public:
 	CStarRef2(CBaseStar *star, Common::Array<CStarPosition> *positions) :
 		CBaseStarRef(star), _positions(positions), _index(0) {}
+	virtual ~CStarRef2() {}
 
 	virtual bool check(const Common::Point &pt, int index);
 };
@@ -69,6 +72,7 @@ private:
 	int _counter;
 public:
 	CStarRef3(CBaseStar *star) :CBaseStarRef(star), _counter(0) {}
+	virtual ~CStarRef3() {}
 
 	virtual bool check(const Common::Point &pt, int index);
 };