diff --git a/packages/flutter_tools/gradle/flutter_proguard_rules.pro b/packages/flutter_tools/gradle/flutter_proguard_rules.pro
index 0a016326626f0..feb6a3e1093d4 100644
--- a/packages/flutter_tools/gradle/flutter_proguard_rules.pro
+++ b/packages/flutter_tools/gradle/flutter_proguard_rules.pro
@@ -11,4 +11,4 @@
 # why this is the case.
 # See https://github.com/flutter/flutter/issues/154580.
 -if class * implements io.flutter.embedding.engine.plugins.FlutterPlugin
--keep,allowoptimization,allowshrinking,allowobfuscation class <1>
+-keep,allowshrinking,allowobfuscation class <1>