diff --git a/.buckconfig b/.buckconfig
index 1d8e0db3c0..4a7428e624 100644
--- a/.buckconfig
+++ b/.buckconfig
@@ -32,4 +32,4 @@
   allow_symlinks = forbid
   ignore = tools, \
            .git, \
-  
\ No newline at end of file
+  
diff --git a/Makefile b/Makefile
index 06a725bcc7..40fabf1fe7 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ BUCK_DEBUG_OPTIONS=\
 	--config custom.other_cflags="-O0 -D DEBUG" \
   	--config custom.other_cxxflags="-O0 -D DEBUG" \
   	--config custom.optimization="-Onone" \
-  	--config custom.config_swift_compiler_flags=""
+  	--config custom.config_swift_compiler_flags="-DDEBUG"
 
 BUCK_RELEASE_OPTIONS=\
 	--config custom.other_cflags="-Os" \