1 files changed, 10 insertions, 2 deletions
diff --git a/include/species.h b/include/species.h
index 5cce48ad6..9ab0565cb 100644
--- a/include/species.h
+++ b/include/species.h
@@ -1,4 +1,8 @@
-enum {
+#ifndef GUARD_SPECIES_H
+#define GUARD_SPECIES_H
+
+enum
+{
     SPECIES_NONE,       // 0x000
     SPECIES_BULBASAUR,  // 0x001
     SPECIES_IVYSAUR,    // 0x002
@@ -442,4 +446,8 @@ enum {
     SPECIES_UNOWN_Z,
     SPECIES_UNOWN_EMARK,
     SPECIES_UNOWN_QMARK,
-};
-\ No newline at end of file
+};
+
+#define NUM_SPECIES SPECIES_EGG
+
+#endif // GUARD_SPECIES_H