diff --git a/components/rgbd-sources/src/source.cpp b/components/rgbd-sources/src/source.cpp
index 7c13f485280ae129bd478e5df5c137ef327f398c..f3817d62fbe551402ca0f8159cfc8534314fc08e 100644
--- a/components/rgbd-sources/src/source.cpp
+++ b/components/rgbd-sources/src/source.cpp
@@ -324,6 +324,6 @@ bool Source::setChannel(ftl::rgbd::channel_t c) {
 	return true;
 }
 
-const ftl::rgbd::Camera Source::parameters(channel_t chan) const {
+const ftl::rgbd::Camera Source::parameters(ftl::rgbd::channel_t chan) const {
 	return (impl_) ? impl_->parameters(chan) : parameters();
 }