diff --git a/Package.resolved b/Package.resolved
index 448ac81..9ca857e 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -5,8 +5,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-snapshot-testing",
       "state" : {
-        "revision" : "63d3b45dd249878a41c56274a748ca2c1c9c5230",
-        "version" : "1.17.1"
+        "revision" : "6d932a79e7173b275b96c600c86c603cf84f153c",
+        "version" : "1.17.4"
       }
     },
     {
diff --git a/Sources/MacroTesting/AssertMacro.swift b/Sources/MacroTesting/AssertMacro.swift
index ad730cb..f277dbe 100644
--- a/Sources/MacroTesting/AssertMacro.swift
+++ b/Sources/MacroTesting/AssertMacro.swift
@@ -10,6 +10,8 @@ import SwiftSyntaxMacros
 import XCTest
 
 #if canImport(Testing)
+  // NB: We are importing only the implementation of Testing because that framework is not available
+  //     in Xcode UI test targets.
   @_implementationOnly import Testing
 #endif
 
diff --git a/Sources/MacroTesting/Internal/RecordIssue.swift b/Sources/MacroTesting/Internal/RecordIssue.swift
index d0c99c3..13d087c 100644
--- a/Sources/MacroTesting/Internal/RecordIssue.swift
+++ b/Sources/MacroTesting/Internal/RecordIssue.swift
@@ -1,6 +1,8 @@
 import XCTest
 
 #if canImport(Testing)
+  // NB: We are importing only the implementation of Testing because that framework is not available
+  //     in Xcode UI test targets.
   @_implementationOnly import Testing
 #endif
 
diff --git a/Sources/MacroTesting/MacrosTestTrait.swift b/Sources/MacroTesting/MacrosTestTrait.swift
index 7d81ec6..e833801 100644
--- a/Sources/MacroTesting/MacrosTestTrait.swift
+++ b/Sources/MacroTesting/MacrosTestTrait.swift
@@ -2,6 +2,8 @@
   import SnapshotTesting
   import SwiftSyntax
   import SwiftSyntaxMacros
+  // NB: We are importing only the implementation of Testing because that framework is not available
+  //     in Xcode UI test targets.
   @_implementationOnly import Testing
 
   @_spi(Experimental)