diff --git a/src/main.c b/src/main.cc
similarity index 100%
rename from src/main.c
rename to src/main.cc
diff --git a/src/parser/parser.cc b/src/parser/parser.cc
index 8b29263..b38fb0c 100644
--- a/src/parser/parser.cc
+++ b/src/parser/parser.cc
@@ -10,7 +10,6 @@ extern FILE * yyin;
 
 static const char * input_fname;
 
-extern "C" {
 void parse(const char * filename)
 {
     input_fname = filename;
@@ -26,7 +25,6 @@ void parse(const char * filename)
         return;
     }
 }
-}
 
 static char * read_file(const char * filename, size_t * length)
 {
diff --git a/src/parser/parser.h b/src/parser/parser.h
index b6317e1..2526f0d 100644
--- a/src/parser/parser.h
+++ b/src/parser/parser.h
@@ -6,16 +6,7 @@
 
 #define YYSTYPE Node *
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 void parse(const char * filename);
-
-#ifdef __cplusplus
-}
-#endif
-
 void handle_parse_error(const char * str, const YYLTYPE * yylloc);
 
 #endif