diff --git a/caps.c b/caps.c
index 96a6c1b8..a682b0b3 100644
--- a/caps.c
+++ b/caps.c
@@ -7,7 +7,7 @@
  */
 static const int32_t caps =
 	(1<<OBJC_CAP_EXCEPTIONS) |
-	(1<<OBJC_CAP_SYNCRONIZE) |
+	(1<<OBJC_CAP_SYNCHRONIZE) |
 	(1<<OBJC_CAP_PROPERTIES) |
 	(1<<OBJC_CAP_PROPERTY_INTROSPECTION) |
 	(1<<OBJC_CAP_OPTIONAL_PROTOCOLS) |
diff --git a/objc/capabilities.h b/objc/capabilities.h
index 97b54d1b..c214b592 100644
--- a/objc/capabilities.h
+++ b/objc/capabilities.h
@@ -32,7 +32,7 @@ extern "C" {
 /**
  * The runtime supports the @synchronize directive.
  */
-#define OBJC_CAP_SYNCRONIZE              1
+#define OBJC_CAP_SYNCHRONIZE             1
 /**
  * The runtime supports property accessors.
  */