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-rw-r--r--src/ipa/libipa/awb.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/ipa/libipa/awb.cpp b/src/ipa/libipa/awb.cpp
index 925fac23..214bac8b 100644
--- a/src/ipa/libipa/awb.cpp
+++ b/src/ipa/libipa/awb.cpp
@@ -114,7 +114,7 @@ namespace ipa {
* does not take any statistics into account. It is used to compute the colour
* gains when the user manually specifies a colour temperature.
*
- * \return The colour gains
+ * \return The colour gains or std::nullopt if the conversion is not possible
*/
/**