diff --git a/src/filters/new_interframe.hpp b/src/filters/new_interframe.hpp
index 7862490d..0d092d26 100644
--- a/src/filters/new_interframe.hpp
+++ b/src/filters/new_interframe.hpp
@@ -45,9 +45,9 @@ public:
 class SmartIB : public interframe_filter
 {
 private:
-    u32 *frm1 = NULL;
-    u32 *frm2 = NULL;
-    u32 *frm3 = NULL;
+    u32 *frm1;
+    u32 *frm2;
+    u32 *frm3;
 public:
     SmartIB();
     ~SmartIB();
@@ -59,9 +59,9 @@ public:
 class MotionBlurIB : public interframe_filter
 {
 private:
-    u32 *frm1 = NULL;
-    u32 *frm2 = NULL;
-    u32 *frm3 = NULL;
+    u32 *frm1;
+    u32 *frm2;
+    u32 *frm3;
 public:
     MotionBlurIB();
     ~MotionBlurIB();
diff --git a/src/wx/wxvbam.h b/src/wx/wxvbam.h
index dde4ba71..be745662 100644
--- a/src/wx/wxvbam.h
+++ b/src/wx/wxvbam.h
@@ -476,8 +476,8 @@ public:
 protected:
     virtual void DrawArea(wxWindowDC&) = 0;
     virtual void DrawOSD(wxWindowDC&);
-    filter * myFilter = NULL;
-    interframe_filter * iFilter = NULL;
+    filter * myFilter;
+    interframe_filter * iFilter;
     int width, height, scale;
     u8 *todraw;
     u8 *pixbuf1, *pixbuf2;