diff --git a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterChannelKeyResponderTest.mm b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterChannelKeyResponderTest.mm
index 64999711bc9..e38809898ec 100644
--- a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterChannelKeyResponderTest.mm
+++ b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterChannelKeyResponderTest.mm
@@ -29,7 +29,12 @@ API_AVAILABLE(ios(13.4))
 
 @implementation FlutterChannelKeyResponderTest
 
-- (void)setUp API_AVAILABLE(ios(13.4)) {
+- (void)setUp {
+  // All of these tests were designed to run on iOS 13.4 or later.
+  if (@available(iOS 13.4, *)) {
+  } else {
+    XCTSkip(@"Required API not present for test.");
+  }
   _testKeyDownEvent = keyDownEvent(keyACode, 0x0, 0.0f, "a", "a");
   _testKeyUpEvent = keyUpEvent(keyACode, 0x0, 0.0f);
 }
diff --git a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterEmbedderKeyResponderTest.mm b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterEmbedderKeyResponderTest.mm
index 5c14a5196be..82e2b195ce9 100644
--- a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterEmbedderKeyResponderTest.mm
+++ b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterEmbedderKeyResponderTest.mm
@@ -106,6 +106,11 @@ typedef void (^ResponseCallback)(bool handled);
 @implementation FlutterEmbedderKeyResponderTest
 
 - (void)setUp {
+  // All of these tests were designed to run on iOS 13.4 or later.
+  if (@available(iOS 13.4, *)) {
+  } else {
+    XCTSkip(@"Required API not present for test.");
+  }
 }
 
 - (void)tearDown {
diff --git a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterKeyboardManagerTest.mm b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterKeyboardManagerTest.mm
index 258684418b3..de9fadabc34 100644
--- a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterKeyboardManagerTest.mm
+++ b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterKeyboardManagerTest.mm
@@ -74,6 +74,12 @@ typedef BOOL (^BoolGetter)();
 @implementation FlutterKeyboardManagerTest
 
 - (void)setUp {
+  // All of these tests were designed to run on iOS 13.4 or later.
+  if (@available(iOS 13.4, *)) {
+  } else {
+    XCTSkip(@"Required API not present for test.");
+  }
+
   [super setUp];
   self.mockEngine = OCMClassMock([FlutterEngine class]);
 }