diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7330803427..881dd54ff9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -187,6 +187,7 @@ else()
 endif()
 
 target_compile_features(libninja PUBLIC cxx_std_11)
+target_compile_features(libninja-re2c PUBLIC cxx_std_11)
 
 #Fixes GetActiveProcessorCount on MinGW
 if(MINGW)