diff --git a/.buildlibrary b/.buildlibrary
index 0e476e7..1f10234 100644
--- a/.buildlibrary
+++ b/.buildlibrary
@@ -1,4 +1,4 @@
-ValidationKey: '321331165'
+ValidationKey: '321367392'
 AcceptedWarnings:
 - 'Warning: package ''.*'' was built under R version'
 - 'Warning: namespace ''.*'' is not available and has been replaced'
diff --git a/CITATION.cff b/CITATION.cff
index d29eb2c..ba19844 100755
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -2,8 +2,8 @@ cff-version: 1.2.0
 message: If you use this software, please cite it using the metadata from this file.
 type: software
 title: 'mip: Comparison of multi-model runs'
-version: 0.155.15
-date-released: '2026-09-15'
+version: 0.155.16
+date-released: '2026-09-16'
 abstract: Package contains generic functions to produce comparison plots of multi-model
   runs.
 authors:
diff --git a/DESCRIPTION b/DESCRIPTION
index 514728d..7eadaf7 100755
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,8 +1,8 @@
 Type: Package
 Package: mip
 Title: Comparison of multi-model runs
-Version: 0.155.15
-Date: 2026-09-15
+Version: 0.155.16
+Date: 2026-09-16
 Authors@R: c(
     person("David", "Klein", , "dklein@pik-potsdam.de", role = c("aut", "cre")),
     person("Jan Philipp", "Dietrich", , "dietrich@pik-potsdam.de", role = "aut"),
diff --git a/NAMESPACE b/NAMESPACE
index ab4fab9..ac60e1d 100755
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -111,6 +111,7 @@ importFrom(ggplot2,
   theme,
   theme_bw,
   theme_minimal,
+  theme_void,
   unit,
   xlab,
   xlim,
diff --git a/R/showLinePlots.R b/R/showLinePlots.R
index edf779b..0c7a71a 100644
--- a/R/showLinePlots.R
+++ b/R/showLinePlots.R
@@ -80,6 +80,7 @@ layoutLinePlots <- function(items) {
 #' @return List of ggplot objects
 #' @inheritParams createAreaAndBarPlots
 #' @importFrom dplyr bind_rows
+#' @importFrom ggplot2 theme_void
 #' @importFrom quitte as.quitte getVars
 #' @importFrom rlang .data .env
 #' @export
diff --git a/README.md b/README.md
index fe3831c..629f6b2 100755
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Comparison of multi-model runs
 
-R package **mip**, version **0.155.15**
+R package **mip**, version **0.155.16**
 
   [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.1158586.svg)](https://doi.org/10.5281/zenodo.1158586) [![R build status](https://github.com/pik-piam/mip/workflows/check/badge.svg)](https://github.com/pik-piam/mip/actions) [![codecov](https://codecov.io/gh/pik-piam/mip/branch/master/graph/badge.svg)](https://app.codecov.io/gh/pik-piam/mip) [![r-universe](https://pik-piam.r-universe.dev/badges/mip)](https://pik-piam.r-universe.dev/builds)
 
@@ -47,7 +47,7 @@ In case of questions / problems please contact David Klein <dklein@pik-potsdam.d
 
 To cite package **mip** in publications use:
 
-Klein D, Dietrich J, Baumstark L, Humpenoeder F, Stevanovic M, Wirth S, Führlich P, Richters O, Rüter T, Salzwedel R, Lécuyer F, Krogmann S (2026). "mip: Comparison of multi-model runs." doi:10.5281/zenodo.1158586 <https://doi.org/10.5281/zenodo.1158586>, Version: 0.155.15, <https://github.com/pik-piam/mip>.
+Klein D, Dietrich J, Baumstark L, Humpenoeder F, Stevanovic M, Wirth S, Führlich P, Richters O, Rüter T, Salzwedel R, Lécuyer F, Krogmann S (2026). "mip: Comparison of multi-model runs." doi:10.5281/zenodo.1158586 <https://doi.org/10.5281/zenodo.1158586>, Version: 0.155.16, <https://github.com/pik-piam/mip>.
 
 A BibTeX entry for LaTeX users is
 
@@ -56,9 +56,9 @@ A BibTeX entry for LaTeX users is
   title = {mip: Comparison of multi-model runs},
   author = {David Klein and Jan Philipp Dietrich and Lavinia Baumstark and Florian Humpenoeder and Miodrag Stevanovic and Stephen Wirth and Pascal Führlich and Oliver Richters and Tonn Rüter and Robert Salzwedel and Fabrice Lécuyer and Simon Krogmann},
   doi = {10.5281/zenodo.1158586},
-  date = {2026-09-15},
+  date = {2026-09-16},
   year = {2026},
   url = {https://github.com/pik-piam/mip},
-  note = {Version: 0.155.15},
+  note = {Version: 0.155.16},
 }
 ```