diff --git a/tests/testthat/test-occ_data.R b/tests/testthat/test-occ_data.R
index 5380cb2f..2648a660 100644
--- a/tests/testthat/test-occ_data.R
+++ b/tests/testthat/test-occ_data.R
@@ -264,6 +264,7 @@ test_that("geometry inputs work as expected", {
                  "geometry is big, querying BBOX, then pruning results to polygon")
 
   # use 'geom_big=axe'
+  skip_if_not_installed("sf")
   vcr::use_cassette("occ_data_geometry_ee_gg", {
     ee <- occ_data(geometry = wkt, geom_big = "axe", limit = 30)
     ## more calls
diff --git a/tests/testthat/test-occ_search.r b/tests/testthat/test-occ_search.r
index 8bfee8c8..fcb4a3d9 100644
--- a/tests/testthat/test-occ_search.r
+++ b/tests/testthat/test-occ_search.r
@@ -278,6 +278,7 @@ test_that("geometry inputs work as expected", {
                    "geometry is big, querying BBOX, then pruning results to polygon")
   }, preserve_exact_body_bytes = TRUE)
 
+  skip_if_not_installed("sf")
   vcr::use_cassette("occ_search_geometry_ee_gg", {
     # use 'geom_big=axe'
     ee <- occ_search(geometry = wkt, geom_big = "axe", limit = 30)
diff --git a/tests/testthat/test-wkt_parse.R b/tests/testthat/test-wkt_parse.R
index bd3ff142..832e934e 100644
--- a/tests/testthat/test-wkt_parse.R
+++ b/tests/testthat/test-wkt_parse.R
@@ -30,6 +30,8 @@ wkt <- "POLYGON((13.26349675655365 52.53991761181831,18.36115300655365 54.114455
 wkt <- gsub("\n", " ", wkt)
 
 test_that("wkt_parse", {
+  skip_if_not_installed("sf")
+
   # geom_big=bbox
   aa <- wkt_parse(wkt, geom_big = "bbox")
   expect_is(aa, "character")