diff --git a/gst/patchdetect/Makefile.am b/gst/patchdetect/Makefile.am
index f58c74a02f..e7d97ab87d 100644
--- a/gst/patchdetect/Makefile.am
+++ b/gst/patchdetect/Makefile.am
@@ -7,13 +7,12 @@ libgstpatchdetect_la_SOURCES = gstpatchdetect.c
 #nodist_libgstpatchdetect_la_SOURCES = $(ORC_NODIST_SOURCES)
 libgstpatchdetect_la_CFLAGS = \
 	$(GST_PLUGINS_BASE_CFLAGS) \
-	$(GST_CFLAGS) \
-	$(ORC_CFLAGS)
+	$(GST_CFLAGS)
 libgstpatchdetect_la_LIBADD = \
 	$(GST_PLUGINS_BASE_LIBS) -lgstvideo-$(GST_MAJORMINOR) \
 	$(GST_BASE_LIBS) \
 	$(GST_LIBS) \
-	$(ORC_LIBS)
+	$(LIBM)
 libgstpatchdetect_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
 libgstpatchdetect_la_LIBTOOLFLAGS = --tag=disable-static