diff --git a/src/composition/private/composition.cpp b/src/composition/private/composition.cpp
index bdf956c..7df3a93 100644
--- a/src/composition/private/composition.cpp
+++ b/src/composition/private/composition.cpp
@@ -30,6 +30,7 @@
 #include <utility>
 
 #include "atomicSpecies.h"
+#include "species.h"
 
 namespace serif::composition {