diff --git a/fec/src/emit_c.h b/fec/src/emit_c.h
index 10634a8..8be10e6 100644
--- a/fec/src/emit_c.h
+++ b/fec/src/emit_c.h
@@ -2,6 +2,7 @@
 #define FE_EMIT_C_H
 
 #include "check.h"
+#include "own.h"
 
 typedef struct FeEmitter {
     FILE *out;