diff --git a/R/RunModel.InputsModel.R b/R/RunModel.InputsModel.R
index 0a5bc0d766b6f62b12f39662a98d3cdb8e358858..8036e621d5b32b21ead2832c40b919eff1471da7 100644
--- a/R/RunModel.InputsModel.R
+++ b/R/RunModel.InputsModel.R
@@ -7,7 +7,9 @@
 #'
 #' - an item `$Qsim_m3` storing the simulated discharge series in m3/s
 #' - an item `$Qover_m3` storing the volumes of over abstraction which occurs
-#' when `RunModel_Lag` warns for negative simulated flows.
+#' when `RunModel_Lag` warns for negative simulated flows. The latter reflects the volume
+#' that was planned to be drawn from the sub-basin but could not be drawn because
+#' of the lack of water.
 #'
 #' @inheritParams airGR::RunModel
 #' @param x \[object of class \emph{InputsModel}\] see [airGR::CreateInputsModel] for details