diff --git a/tests/testthat/test-oneway-anova-nonparametric.R b/tests/testthat/test-oneway-anova-nonparametric.R
index 962d2a08..88c9ce6d 100644
--- a/tests/testthat/test-oneway-anova-nonparametric.R
+++ b/tests/testthat/test-oneway-anova-nonparametric.R
@@ -95,6 +95,6 @@ test_that(
       paired = TRUE
     )
 
-    expect_equal(expr1, expr2, ignore_attr = TRUE)
+    expect_identical(expr1, expr2)
   }
 )
diff --git a/tests/testthat/test-oneway-anova-parametric.R b/tests/testthat/test-oneway-anova-parametric.R
index 68692d40..74bb131d 100644
--- a/tests/testthat/test-oneway-anova-parametric.R
+++ b/tests/testthat/test-oneway-anova-parametric.R
@@ -93,6 +93,6 @@ test_that(
       paired = TRUE
     )
 
-    expect_equal(expr1, expr2, ignore_attr = TRUE)
+    expect_identical(expr1, expr2)
   }
 )
diff --git a/tests/testthat/test-two-sample-bayes.R b/tests/testthat/test-two-sample-bayes.R
index e329e116..6c976c5f 100644
--- a/tests/testthat/test-two-sample-bayes.R
+++ b/tests/testthat/test-two-sample-bayes.R
@@ -70,6 +70,6 @@ test_that(
       paired = TRUE
     )
 
-    expect_equal(expr1, expr2, ignore_attr = TRUE)
+    expect_identical(expr1, expr2)
   }
 )
diff --git a/tests/testthat/test-two-sample-nonparametric.R b/tests/testthat/test-two-sample-nonparametric.R
index 0f58e791..96582710 100644
--- a/tests/testthat/test-two-sample-nonparametric.R
+++ b/tests/testthat/test-two-sample-nonparametric.R
@@ -65,6 +65,6 @@ test_that(
       paired = TRUE
     )
 
-    expect_equal(expr1, expr2, ignore_attr = TRUE)
+    expect_identical(expr1, expr2)
   }
 )
diff --git a/tests/testthat/test-two-sample-parametric.R b/tests/testthat/test-two-sample-parametric.R
index 4c808555..0dcf5388 100644
--- a/tests/testthat/test-two-sample-parametric.R
+++ b/tests/testthat/test-two-sample-parametric.R
@@ -104,6 +104,6 @@ test_that(
       paired = TRUE
     )
 
-    expect_equal(expr1, expr2, ignore_attr = TRUE)
+    expect_identical(expr1, expr2)
   }
 )
diff --git a/tests/testthat/test-two-sample-robust.R b/tests/testthat/test-two-sample-robust.R
index 9dfec247..11d49984 100644
--- a/tests/testthat/test-two-sample-robust.R
+++ b/tests/testthat/test-two-sample-robust.R
@@ -111,6 +111,6 @@ test_that(
       paired = TRUE
     )
 
-    expect_equal(expr1, expr2, ignore_attr = TRUE)
+    expect_identical(expr1, expr2)
   }
 )