diff --git a/DESCRIPTION b/DESCRIPTION
index 34b86d4f..a598f2b1 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -47,7 +47,6 @@ Suggests:
     gstat,
     RCSF,
     RMCC,
-    rgdal,
     mapview,
     mapedit,
     progress,
diff --git a/vignettes/lidR-LAScatalog-engine.Rmd b/vignettes/lidR-LAScatalog-engine.Rmd
index d6c09de6..bc018a1a 100644
--- a/vignettes/lidR-LAScatalog-engine.Rmd
+++ b/vignettes/lidR-LAScatalog-engine.Rmd
@@ -34,7 +34,6 @@ knitr::knit_hooks$set(time_it = local({
 }))
 knitr::opts_chunk$set(time_it = TRUE)
 #rgl::setupKnitr()
-rgdal::set_thin_PROJ6_warnings(TRUE)
 options(rmarkdown.html_vignette.check_title = FALSE)
 
 library(lidR)