diff --git a/libmpcodecs/vf_mcdeint.c b/libmpcodecs/vf_mcdeint.c
index 7e89c33e08..81b70f58d7 100644
--- a/libmpcodecs/vf_mcdeint.c
+++ b/libmpcodecs/vf_mcdeint.c
@@ -56,10 +56,15 @@ Known Issues:
 #include "mp_msg.h"
 #include "cpudetect.h"
 
+#include "libavutil/internal.h"
 #include "libavutil/intreadwrite.h"
 #include "libavcodec/avcodec.h"
 #include "libavcodec/dsputil.h"
 
+#undef fprintf
+#undef free
+#undef malloc
+
 #ifdef HAVE_MALLOC_H
 #include <malloc.h>
 #endif
diff --git a/libmpcodecs/vf_spp.c b/libmpcodecs/vf_spp.c
index 24ace868e2..f1071bf5d6 100644
--- a/libmpcodecs/vf_spp.c
+++ b/libmpcodecs/vf_spp.c
@@ -37,10 +37,15 @@
 #include "mp_msg.h"
 #include "cpudetect.h"
 
+#include "libavutil/internal.h"
 #include "libavutil/intreadwrite.h"
 #include "libavcodec/avcodec.h"
 #include "libavcodec/dsputil.h"
 
+#undef fprintf
+#undef free
+#undef malloc
+
 #ifdef HAVE_MALLOC_H
 #include <malloc.h>
 #endif