diff --git a/include/operhash.h b/include/operhash.h
index 643abf9..c999b72 100644
--- a/include/operhash.h
+++ b/include/operhash.h
@@ -1,12 +1,6 @@
 #ifndef INCLUDED_operhash_h
 #define INCLUDED_operhash_h
 
-struct operhash_entry
-{
-	char *name;
-	int refcount;
-};
-
 void init_operhash(void);
 const char *operhash_add(const char *name);
 const char *operhash_find(const char *name);
diff --git a/src/operhash.c b/src/operhash.c
index 5e416d0..ed6cda1 100644
--- a/src/operhash.c
+++ b/src/operhash.c
@@ -41,6 +41,12 @@
 
 #define hash_opername(x) fnv_hash_upper((const unsigned char *)(x), OPERHASH_MAX_BITS)
 
+struct operhash_entry
+{
+	char *name;
+	int refcount;
+};
+
 static rb_dlink_list operhash_table[OPERHASH_MAX];
 
 const char *