diff --git a/src/build/libbe/support/PointerList.cpp b/src/build/libbe/support/PointerList.cpp
index 90a5e0a687..d909b829a0 100644
--- a/src/build/libbe/support/PointerList.cpp
+++ b/src/build/libbe/support/PointerList.cpp
@@ -71,6 +71,7 @@ struct comparator;
 class AbstractPointerListHelper {
 public:
 	AbstractPointerListHelper() {};
+	virtual ~AbstractPointerListHelper();
 	
 	/** 
 		Returns the index of the item that matches key or
@@ -136,6 +137,12 @@ struct comparator : public binary_function<const void*, const void*, bool>
 };
 #endif
 
+
+AbstractPointerListHelper::~AbstractPointerListHelper()
+{
+}
+
+
 void
 AbstractPointerListHelper::Swap(void **items, int32 i, int32 j)
 {
diff --git a/src/kits/support/PointerList.cpp b/src/kits/support/PointerList.cpp
index 4f78bb0361..44ead0ac6a 100644
--- a/src/kits/support/PointerList.cpp
+++ b/src/kits/support/PointerList.cpp
@@ -72,7 +72,7 @@ struct comparator;
 class AbstractPointerListHelper {
 public:
 	AbstractPointerListHelper() {};
-	virtual ~AbstractPointerListHelper() {};
+	virtual ~AbstractPointerListHelper();
 	
 	/** 
 		Returns the index of the item that matches key or
@@ -138,6 +138,12 @@ struct comparator : public binary_function<const void*, const void*, bool>
 };
 #endif
 
+
+AbstractPointerListHelper::~AbstractPointerListHelper()
+{
+}
+
+
 void
 AbstractPointerListHelper::Swap(void **items, int32 i, int32 j)
 {