diff --git a/DESCRIPTION b/DESCRIPTION
index 145be93..8267c7f 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: RaMS
 Type: Package
 Title: R Access to Mass-Spec Data
-Version: 1.3.1
+Version: 1.3.2
 Authors@R: c(
   person(given = "William", family = "Kumler", email = "wkumler@uw.edu",
          role = c("aut", "cre", "cph")),
@@ -37,5 +37,11 @@ Suggests:
     openxlsx,
     DBI,
     RSQLite,
-    reticulate
+    reticulate,
+    BiocParallel,
+    MSnbase,
+    Spectra,
+    arrow,
+    microbenchmark,
+    rvest
 VignetteBuilder: knitr
diff --git a/vignettes/speed_size_comparison.Rmd b/vignettes/speed_size_comparison.Rmd
index 1e5f21c..d86b617 100644
--- a/vignettes/speed_size_comparison.Rmd
+++ b/vignettes/speed_size_comparison.Rmd
@@ -20,7 +20,6 @@ library(tidyverse)
 library(microbenchmark)
 library(MSnbase)
 library(Spectra)
-library(MsBackendSql)
 library(DBI)
 library(arrow)
 library(rvest)