diff --git a/src/ustreamer/blank.c b/src/ustreamer/blank.c
index 7648aec..ade7dd0 100644
--- a/src/ustreamer/blank.c
+++ b/src/ustreamer/blank.c
@@ -59,6 +59,7 @@ static frame_s *_init_internal(void) {
 	frame_set_data(blank, BLANK_JPEG_DATA, BLANK_JPEG_DATA_SIZE);
 	blank->width = BLANK_JPEG_WIDTH;
 	blank->height = BLANK_JPEG_HEIGHT;
+	blank->format = V4L2_PIX_FMT_JPEG;
 	return blank;
 }
 
@@ -67,6 +68,7 @@ static frame_s *_init_external(const char *path) {
 	frame_s *blank;
 
 	blank = frame_init("blank_external");
+	blank->format = V4L2_PIX_FMT_JPEG;
 
 	if ((fp = fopen(path, "rb")) == NULL) {
 		LOG_PERROR("Can't open blank placeholder '%s'", path);
diff --git a/src/ustreamer/blank.h b/src/ustreamer/blank.h
index 8d74843..0858b25 100644
--- a/src/ustreamer/blank.h
+++ b/src/ustreamer/blank.h
@@ -27,6 +27,7 @@
 #include <setjmp.h>
 
 #include <jpeglib.h>
+#include <linux/videodev2.h>
 
 #include "../common/tools.h"
 #include "../common/logging.h"
diff --git a/src/ustreamer/encoder.c b/src/ustreamer/encoder.c
index 7901ca4..9004d83 100644
--- a/src/ustreamer/encoder.c
+++ b/src/ustreamer/encoder.c
@@ -242,7 +242,7 @@ int encoder_compress_buffer(encoder_s *encoder, unsigned worker_number, frame_s
 
 	frame->width = raw->width;
 	frame->height = raw->height;
-	// frame->format = V4L2_PIX_FMT_JPEG;
+	frame->format = V4L2_PIX_FMT_JPEG;
 
 	return 0;