diff --git a/.travis.yml b/.travis.yml
index f9364be4143569c62ed08e45d4305f378ec6b347..c0cc748b3c28c71b15e7ffa24eb327c46fcda7d2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@
 language: R
 r:
   - bioc-devel
-  - bioc-release
+#  - bioc-release
 sudo: false
 cache: packages
 
diff --git a/NAMESPACE b/NAMESPACE
index 642439f7ddb59588e139aa67551ae8d178874290..10ec6366eedc40429d531449e2701f3c72a8c7d4 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -115,7 +115,6 @@ importFrom(methods,new)
 importFrom(methods,slot)
 importFrom(methods,slotNames)
 importFrom(methods,validObject)
-importFrom(scater,newSCESet)
 importFrom(stats,dnbinom)
 importFrom(stats,median)
 importFrom(stats,model.matrix)
diff --git a/R/BASiCS-simulate.R b/R/BASiCS-simulate.R
index 7b80d69fdc3b48d3c884def858696afca9731be5..78dfa9d47dda34d345a29733daa6c841cbb0e4b7 100644
--- a/R/BASiCS-simulate.R
+++ b/R/BASiCS-simulate.R
@@ -27,7 +27,6 @@
 #' @examples
 #' sim <- BASiCSSimulate()
 #' @export
-#' @importFrom scater newSCESet
 BASiCSSimulate <- function(params = newBASiCSParams(), verbose = TRUE, ...) {
 
     checkmate::assertClass(params, "BASiCSParams")
diff --git a/appveyor.yml b/appveyor.yml
index af7524cc373e24ad02a29d1602a955183e0d74e3..d17738154cca950cb9925ccb150335fef575ed68 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -15,11 +15,12 @@ install:
 environment:
     matrix:
     - R_VERSION: devel
-
-    - R_VERSION: release
+#    - R_VERSION: release
+    USE_RTOOLS: true
 
 build_script:
   - travis-tool.sh install_bioc_deps
+  - travis-tool.sh install_bioc GenomeInfoDb DelayedArray BASiCS
 
 test_script:
   - travis-tool.sh run_tests