diff --git a/plugins/obs-ffmpeg/jim-nvenc.c b/plugins/obs-ffmpeg/jim-nvenc.c
index a1dd224dc..ee7b5e466 100644
--- a/plugins/obs-ffmpeg/jim-nvenc.c
+++ b/plugins/obs-ffmpeg/jim-nvenc.c
@@ -187,6 +187,7 @@ static bool nv_texture_init(struct nvenc_data *enc, struct nv_texture *nvtex)
 
 	nvtex->res = res.registeredResource;
 	nvtex->tex = tex;
+	nvtex->mapped_res = NULL;
 	return true;
 }