diff --git a/tests/testthat/test-icc.R b/tests/testthat/test-icc.R
index 7b467ac51..ad4e4b033 100644
--- a/tests/testthat/test-icc.R
+++ b/tests/testthat/test-icc.R
@@ -38,6 +38,7 @@ test_that("icc, CI", {
 
 test_that("icc", {
   skip_on_cran()
+  skip_if_not_installed("curl")
   skip_if_offline()
   skip_if_not_installed("httr")
   m2 <- insight::download_model("stanreg_lmerMod_1")
@@ -54,6 +55,7 @@ test_that("icc", {
 
 test_that("icc", {
   skip_on_cran()
+  skip_if_not_installed("curl")
   skip_if_offline()
   skip_if_not_installed("httr")
   m3 <- insight::download_model("brms_mixed_1")
@@ -67,6 +69,7 @@ test_that("icc", {
 
 test_that("icc", {
   skip_on_cran()
+  skip_if_not_installed("curl")
   skip_if_offline()
   skip_if_not_installed("httr")
   m3 <- insight::download_model("brms_mixed_1")
diff --git a/tests/testthat/test-model_performance.bayesian.R b/tests/testthat/test-model_performance.bayesian.R
index 2f933e76c..57ef8e0eb 100644
--- a/tests/testthat/test-model_performance.bayesian.R
+++ b/tests/testthat/test-model_performance.bayesian.R
@@ -1,5 +1,6 @@
 test_that("model_performance.stanreg", {
   skip_on_cran()
+  skip_if_not_installed("curl")
   skip_if_offline()
   skip_if_not_installed("httr")
   set.seed(333)
@@ -31,6 +32,7 @@ test_that("model_performance.stanreg", {
 
 test_that("model_performance.brmsfit", {
   skip_on_cran()
+  skip_if_not_installed("curl")
   skip_if_offline()
   skip_if_not_installed("httr")
   set.seed(333)
diff --git a/tests/testthat/test-model_performance.merMod.R b/tests/testthat/test-model_performance.merMod.R
index 12ed44ede..0c70da3c3 100644
--- a/tests/testthat/test-model_performance.merMod.R
+++ b/tests/testthat/test-model_performance.merMod.R
@@ -1,5 +1,6 @@
 test_that("model_performance.merMod", {
   skip_on_cran()
+  skip_if_not_installed("curl")
   skip_if_offline()
   skip_if_not_installed("httr")