diff --git a/test/Modules/ExtDebugInfo.cpp b/test/Modules/ExtDebugInfo.cpp
index 89a3c3945a2d1b51fe5d88e2e11f7e7b4f33eb95..ada9d6107da032d495259e00019bf924a652a50a 100644
--- a/test/Modules/ExtDebugInfo.cpp
+++ b/test/Modules/ExtDebugInfo.cpp
@@ -1,5 +1,5 @@
 // RUN: rm -rf %t
-// Test that only forward declarations are emitted for types dfined in modules.
+// Test that only forward declarations are emitted for types defined in modules.
 
 // Modules:
 // RUN: %clang_cc1 -x objective-c++ -std=c++11 -debug-info-kind=standalone \