diff --git a/tests/SketchUp Ruby API/TC_Sketchup_ComponentDefinition.rb b/tests/SketchUp Ruby API/TC_Sketchup_ComponentDefinition.rb
index b0f9871..06c6db9 100644
--- a/tests/SketchUp Ruby API/TC_Sketchup_ComponentDefinition.rb	
+++ b/tests/SketchUp Ruby API/TC_Sketchup_ComponentDefinition.rb	
@@ -232,7 +232,7 @@ def test_save_as
     path = "#{temp_dir}/my component.skp"
 
     assert(definition.save_as(path))
-    assert(File.exists?(path))
+    assert(File.exist?(path))
     assert_equal(definition.path, path)
   ensure
     File.delete(path)
@@ -254,7 +254,7 @@ def test_save_as_custom_version
     path = "#{temp_dir}/my component.skp"
 
     assert(definition.save_as(path, Sketchup::Model::VERSION_2017))
-    assert(File.exists?(path))
+    assert(File.exist?(path))
     assert_equal(definition.path, path)
   ensure
     File.delete(path)
@@ -299,7 +299,7 @@ def test_save_copy
     path = "#{temp_dir}/my component.skp"
 
     assert(definition.save_copy(path))
-    assert(File.exists?(path))
+    assert(File.exist?(path))
     assert(definition.path != path)
   ensure
     File.delete(path)
@@ -321,7 +321,7 @@ def test_save_copy_custom_version
     path = "#{temp_dir}/my component.skp"
 
     assert(definition.save_copy(path, Sketchup::Model::VERSION_2017))
-    assert(File.exists?(path))
+    assert(File.exist?(path))
     assert(definition.path != path)
   ensure
     File.delete(path)
diff --git a/tests/SketchUp Ruby API/utils/image_helper.rb b/tests/SketchUp Ruby API/utils/image_helper.rb
index dd3cae3..957155c 100644
--- a/tests/SketchUp Ruby API/utils/image_helper.rb	
+++ b/tests/SketchUp Ruby API/utils/image_helper.rb	
@@ -5,7 +5,7 @@ module ImageHelper
       def create_test_image
         entities = Sketchup.active_model.entities
         filename = File.join(__dir__, "../shared/99bugs.jpg")
-        assert(File.exists?(filename), "File missing: #{filename}")
+        assert(File.exist?(filename), "File missing: #{filename}")
         image = Sketchup.active_model.entities.add_image(filename, ORIGIN, 1.m)
         image
       end