diff --git a/src/file_format.cpp b/src/file_format.cpp
index 9767860..e7dd81a 100644
--- a/src/file_format.cpp
+++ b/src/file_format.cpp
@@ -722,9 +722,4 @@ h5_group get_format(){
     });
 
     return format;
-        
-}
-
-int main (int argc, char *argv[])
-{
 }
\ No newline at end of file