diff --git a/ext/opus/Makefile.am b/ext/opus/Makefile.am
index cdf3c30ac1..48a7eade40 100644
--- a/ext/opus/Makefile.am
+++ b/ext/opus/Makefile.am
@@ -3,13 +3,13 @@ plugin_LTLIBRARIES = libgstopus.la
 libgstopus_la_SOURCES = gstopus.c gstopusdec.c gstopusenc.c gstopusparse.c gstopusheader.c gstopuscommon.c gstrtpopuspay.c gstrtpopusdepay.c
 libgstopus_la_CFLAGS = \
         -DGST_USE_UNSTABLE_API \
+	$(GST_PLUGINS_BAD_CFLAGS) \
 	$(GST_PLUGINS_BASE_CFLAGS) \
 	$(GST_CFLAGS) \
 	$(OPUS_CFLAGS)
 libgstopus_la_LIBADD = \
-	-lgstaudio-$(GST_MAJORMINOR) \
-	$(GST_PLUGINS_BASE_LIBS) -lgsttag-$(GST_MAJORMINOR) \
-    -lgstrtp-@GST_MAJORMINOR@ \
+	$(GST_PLUGINS_BASE_LIBS) -lgstaudio-$(GST_MAJORMINOR) \
+	-lgsttag-$(GST_MAJORMINOR) -lgstrtp-$(GST_MAJORMINOR) \
 	$(GST_BASE_LIBS) \
 	$(GST_LIBS) \
 	$(OPUS_LIBS)
diff --git a/ext/opus/gstopusenc.c b/ext/opus/gstopusenc.c
index fd2f0ad625..167d195ffc 100644
--- a/ext/opus/gstopusenc.c
+++ b/ext/opus/gstopusenc.c
@@ -48,6 +48,7 @@
 
 #include <gst/gsttagsetter.h>
 #include <gst/audio/audio.h>
+#include <gst/glib-compat-private.h>
 #include "gstopusheader.h"
 #include "gstopuscommon.h"
 #include "gstopusenc.h"