diff --git a/thrift.el b/thrift.el
index 5c9e75e..2e79051 100644
--- a/thrift.el
+++ b/thrift.el
@@ -10,7 +10,7 @@
 (defconst thrift-font-lock-keywords
   (list
    '("#.*$" . font-lock-comment-face)  ;; perl style comments
-   '("\\<\\(include\\|struct\\|exception\\|typedef\\|cpp_namespace\\|java_package\\|php_namespace\\|ruby_namespace\\|py_module\\|perl_package\\|const\\|enum\\|service\\|extends\\|void\\|async\\|throws\\|optional\\|required\\)\\>" . font-lock-keyword-face)  ;; keywords
+   '("\\<\\(include\\|struct\\|exception\\|typedef\\|cpp_namespace\\|java_package\\|cocoa_prefix\\|php_namespace\\|ruby_namespace\\|py_module\\|perl_package\\|const\\|enum\\|service\\|extends\\|void\\|async\\|throws\\|optional\\|required\\)\\>" . font-lock-keyword-face)  ;; keywords
    '("\\<\\(bool\\|byte\\|i16\\|i32\\|i64\\|double\\|string\\|binary\\|map\\|list\\|set\\)\\>" . font-lock-type-face)  ;; built-in types
    '("\\<\\([0-9]+\\)\\>" . font-lock-variable-name-face)   ;; ordinals
    '("\\<\\(\\w+\\)\\s-*(" (1 font-lock-function-name-face))  ;; functions
diff --git a/thrift.vim b/thrift.vim
index 1e2dad1..d6727fb 100644
--- a/thrift.vim
+++ b/thrift.vim
@@ -30,7 +30,8 @@
 syn match thriftNumber "-\=\<\d\+\>" contained
 
 " Keywords
-syn keyword thriftKeyword namespace cpp_namespace java_package php_namespace ruby_namespace py_module perl_package
+syn keyword thriftKeyword namespace cpp_namespace java_package cocoa_prefix
+syn keyword php_namespace ruby_namespace py_module perl_package
 syn keyword thriftKeyword xsd_all xsd_optional xsd_nillable xsd_namespace xsd_attrs
 syn keyword thriftKeyword include cpp_include cpp_type const optional required
 syn keyword thriftBasicTypes void bool byte i16 i32 i64 double string binary