Remove unused imports
diff --git a/NAMESPACE b/NAMESPACE
index 448b9ce..aa88438 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -1,8 +1,6 @@
# Generated by roxygen2: do not edit by hand
export(posterdown_pdf)
-import(devtools)
-import(dplyr)
import(ggplot2)
import(knitr)
import(rmarkdown)
diff --git a/R/posterdown.R b/R/posterdown.R
index 3942f6e..fd1e995 100644
--- a/R/posterdown.R
+++ b/R/posterdown.R
@@ -9,8 +9,6 @@
#' @docType package
#' @name posterdown
#' @import rmarkdown
-#' @import devtools
-#' @import dplyr
#' @import ggplot2
#' @import knitr
NULL