diff --git a/tests/testthat/test-callback.R b/tests/testthat/test-callback.R
index 0d151157..b4ec6014 100644
--- a/tests/testthat/test-callback.R
+++ b/tests/testthat/test-callback.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 test_that("aumc callbacks", {
 
   skip_if_not_installed("mockthat")
diff --git a/tests/testthat/test-concept.R b/tests/testthat/test-concept.R
index bde36140..a96827fb 100644
--- a/tests/testthat/test-concept.R
+++ b/tests/testthat/test-concept.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 test_that("load hirid items", {
 
   skip_if_not_installed("mockthat")
diff --git a/tests/testthat/test-helpers.R b/tests/testthat/test-helpers.R
index 14b7093f..82b828dd 100644
--- a/tests/testthat/test-helpers.R
+++ b/tests/testthat/test-helpers.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 test_that("expect_all_identical", {
 
   expect_success(expect_all_identical("foo", "foo"))
diff --git a/tests/testthat/test-scores.R b/tests/testthat/test-scores.R
index 169c43c4..8ff24de9 100644
--- a/tests/testthat/test-scores.R
+++ b/tests/testthat/test-scores.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 skip_if_srcs_missing(c("mimic_demo", "eicu_demo"))
 
 so_mi <- load_concepts("sofa", "mimic_demo", verbose = FALSE)
diff --git a/tests/testthat/test-setup-attach.R b/tests/testthat/test-setup-attach.R
index 6eea978b..9508a395 100644
--- a/tests/testthat/test-setup-attach.R
+++ b/tests/testthat/test-setup-attach.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 test_that("auto attach env var", {
 
   srcs <- c("mimic_demo", "eicu_demo")
diff --git a/tests/testthat/test-setup-download.R b/tests/testthat/test-setup-download.R
index 7c862eda..77971fe3 100644
--- a/tests/testthat/test-setup-download.R
+++ b/tests/testthat/test-setup-download.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 mock_fetch_memory <- function(url, handle, ...) {
 
   file <- system.file("testdata", paste0(basename(url), ".rds"),
diff --git a/tests/testthat/test-tbl-base.R b/tests/testthat/test-tbl-base.R
index 5ed86e16..4f902465 100644
--- a/tests/testthat/test-tbl-base.R
+++ b/tests/testthat/test-tbl-base.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 test_that("icu_tbl subsetting", {
 
   col <- runif(10)
diff --git a/tests/testthat/test-tbl-class.R b/tests/testthat/test-tbl-class.R
index 86115420..3e2308a9 100644
--- a/tests/testthat/test-tbl-class.R
+++ b/tests/testthat/test-tbl-class.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 test_that("id_tbl constructors", {
 
   tbl <- id_tbl(a = 1:10, b = rnorm(10))
diff --git a/tests/testthat/test-tbl-utils.R b/tests/testthat/test-tbl-utils.R
index 87c5a367..2346056e 100644
--- a/tests/testthat/test-tbl-utils.R
+++ b/tests/testthat/test-tbl-utils.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 test_that("rename_cols for id_tbl", {
 
   tbl <- id_tbl(a = 1:10, b = rnorm(10), c = rnorm(10))
diff --git a/tests/testthat/test-utils-cli.R b/tests/testthat/test-utils-cli.R
index 0f118fe9..b7195ba2 100644
--- a/tests/testthat/test-utils-cli.R
+++ b/tests/testthat/test-utils-cli.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 test_that("cli progress", {
 
   skip_if_not_installed("mockthat")
diff --git a/tests/testthat/test-utils-file.R b/tests/testthat/test-utils-file.R
index 09c368aa..1f78e874 100644
--- a/tests/testthat/test-utils-file.R
+++ b/tests/testthat/test-utils-file.R
@@ -1,3 +1,5 @@
+skip_on_cran()
+
 test_that("data dir", {
 
   dir <- withr::with_envvar(