1 files changed, 1 insertions, 0 deletions
diff --git a/src/mac.m b/src/mac.m
index 09d2e01..1b33bcb 100644
--- a/src/mac.m
+++ b/src/mac.m
@@ -31,6 +31,7 @@
 
 #ifndef __MAC_10_10
 typedef NSUInteger NSEventModifierFlags;
+typedef NSUInteger NSEventSubtype;
 #endif
 
 #ifndef __MAC_10_12