diff --git a/src/parser/parser.l b/src/parser/parser.l
index 314ab8a..e1b70c9 100644
--- a/src/parser/parser.l
+++ b/src/parser/parser.l
@@ -99,6 +99,7 @@ extern              return EXTERN;
 auto                return AUTO;
 register            return REGISTER;
 inline              return INLINE;
+__inline            return INLINE;
 
 struct              return STRUCT;
 union               return UNION;
diff --git a/src/parser/parser.yc b/src/parser/parser.yc
index 8458b5e..27f6aa6 100644
--- a/src/parser/parser.yc
+++ b/src/parser/parser.yc
@@ -340,6 +340,7 @@ init_declarator
 storage_class_specifier
     : TYPEDEF
     | EXTERN
+    | INLINE
     | STATIC
     | AUTO
     | REGISTER