pythoncapi
diff --git a/‎Mac/IDLE/IDLE.app/Contents/Info.plist‎
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diff --git a/‎Mac/Resources/app/Info.plist.in‎
Lines changed: 2 additions & 0 deletions b/‎Mac/Resources/app/Info.plist.in‎
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diff --git a/‎Misc/NEWS‎
Lines changed: 4 additions & 0 deletions b/‎Misc/NEWS‎
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@@ -53,5 +53,7 @@
 	<string>????</string>
 	<key>CFBundleVersion</key>
 	<string>%version%</string>
+	<key>NSHighResolutionCapable</key>
+	<true/>
 </dict>
 </plist>
@@ -56,5 +56,7 @@
 	<true/>
 	<key>NSHumanReadableCopyright</key>
 	<string>(c) 2013 Python Software Foundation.</string>
+	<key>NSHighResolutionCapable</key>
+	<true/>
 </dict>
 </plist>
@@ -960,6 +960,10 @@ Build
 
 - Issue #16256: OS X installer now sets correct permissions for doc directory.
 
+- Issue #15587: Enable Tk high-resolution text rendering on Macs with
+  Retina displays.  Applies to Tkinter apps, such as IDLE, on OS X
+  framework builds linked with Cocoa Tk 8.5.
+
 Tools/Demos
 -----------