diff --git a/tools/winapi/nativeapi.pm b/tools/winapi/nativeapi.pm
index 78b6ec958fa..480448655dd 100644
--- a/tools/winapi/nativeapi.pm
+++ b/tools/winapi/nativeapi.pm
@@ -98,7 +98,7 @@ sub new($) {
 	# remove leading and trailing whitespace
 	s/^\s*(.*?)\s*$/$1/;
 
-	# skip emty lines
+	# skip empty lines
 	if(/^$/) { next; }
 
 	# skip comments
@@ -147,7 +147,7 @@ sub new($) {
 	# remove leading and trailing whitespace
 	s/^\s*(.*?)\s*$/$1/;
 
-	# skip emty lines
+	# skip empty lines
 	if(/^$/) { next; }
 
 	if(/^\#undef\s+(\S+)$/) {