diff --git a/R/utils.R b/R/utils.R
index 60b681b..ee2a33d 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -423,15 +423,15 @@ return_dependencies <- function(){
                                     "RColorBrewer",
                                     "labeling",
                                     "withr"),
-                   "do_AffinityAnalysisPlot" = c("decoupleR"),
-                   "do_AlluvialPlot" = c("ggalluvial"),
+                   "do_AffinityAnalysisPlot" = "decoupleR",
+                   "do_AlluvialPlot" = "ggalluvial",
                    "do_BarPlot" = c("colorspace", "ggrepel"),
                    "do_BeeSwarmPlot" = c("colorspace", "ggbeeswarm", "ggrastr"),
                    "do_BoxPlot" = "ggsignif",
                    "do_CellularStatesPlot" = c("pbapply", "ggExtra", "ggplotify", "scattermore"),
-                   "do_ChordDiagramPlot" = c("circlize"),
+                   "do_ChordDiagramPlot" = "circlize",
                    "do_ColorPalette" = NULL,
-                   "do_CopyNumberVariantPlot" = c("ggdist"),
+                   "do_CopyNumberVariantPlot" = "ggdist",
                    "do_CorrelationPlot" = NULL,
                    "do_DimPlot" = c("colorspace", "ggplotify", "scattermore"),
                    "do_DotPlot" = NULL,
@@ -439,23 +439,23 @@ return_dependencies <- function(){
                    "do_ExpressionHeatmap" = NULL,
                    "do_FeaturePlot" = c("scattermore", "MASS"),
                    "do_FunctionalAnnotationPlot" = c("clusterProfiler", "enrichplot", "ggnewscale", "AnnotationDbi"),
-                   "do_GeyserPlot" = c("ggdist"),
+                   "do_GeyserPlot" = "ggdist",
                    "do_GroupedGOTermPlot" = c("clusterProfiler", "AnnotationDbi"),
                    "do_GroupwiseDEPlot" = NULL,
                    "do_MetadataPlot" = "cluster",
-                   "do_LigandReceptorPlot" = c("liana"),
+                   "do_LigandReceptorPlot" = "liana",
                    "do_LoadingsPlot" = NULL,
-                   "do_DiffusionMapPlot" = c("Matrix"),
-                   "do_NebulosaPlot" = c("Nebulosa"),
+                   "do_DiffusionMapPlot" = "Matrix",
+                   "do_NebulosaPlot" = "Nebulosa",
                    "do_PathwayActivityPlot" = NULL,
-                   "do_RidgePlot" = c("ggridges"),
+                   "do_RidgePlot" = "ggridges",
                    "do_SCExpressionHeatmap" = NULL,
                    "do_SCEnrichmentHeatmap" = c("UCell", "AUCell"),
                    "do_TermEnrichmentPlot" = NULL,
                    "do_TFActivityPlot" = NULL,
                    "do_ViolinPlot" = NULL,
-                   "do_VolcanoPlot" = c("ggrepel"),
-                   "save_Plot" = c("svglite"))
+                   "do_VolcanoPlot" = "ggrepel",
+                   "save_Plot" = "svglite")
   return(pkg_list)
 }