diff --git a/spa/plugins/libcamera/libcamera-utils.cpp b/spa/plugins/libcamera/libcamera-utils.cpp
index bf813af52..c5ff74226 100644
--- a/spa/plugins/libcamera/libcamera-utils.cpp
+++ b/spa/plugins/libcamera/libcamera-utils.cpp
@@ -885,9 +885,12 @@ void impl::requestComplete(libcamera::Request *request)
 	}
 	const FrameMetadata &fmd = buffer->metadata();
 
-
-
 	if (impl->clock) {
+		/* FIXME, we should follow the driver clock and target_ values.
+		 * for now we ignore and use our own. */
+		impl->clock->target_rate = port->rate;
+		impl->clock->target_duration = 1;
+
 		impl->clock->nsec = fmd.timestamp;
 		impl->clock->rate = port->rate;
 		impl->clock->position = fmd.sequence;
diff --git a/spa/plugins/v4l2/v4l2-utils.c b/spa/plugins/v4l2/v4l2-utils.c
index fc2a9391d..b3670cfd5 100644
--- a/spa/plugins/v4l2/v4l2-utils.c
+++ b/spa/plugins/v4l2/v4l2-utils.c
@@ -1289,6 +1289,11 @@ static int mmap_read(struct impl *this)
 	spa_log_trace(this->log, "v4l2 %p: have output %d", this, buf.index);
 
 	if (this->clock) {
+		/* FIXME, we should follow the driver clock and target_ values.
+		 * for now we ignore and use our own. */
+		this->clock->target_rate = port->rate;
+		this->clock->target_duration = 1;
+
 		this->clock->nsec = pts;
 		this->clock->rate = port->rate;
 		this->clock->position = buf.sequence;