diff --git a/fuzz/assimp_fuzzer.cc b/fuzz/assimp_fuzzer.cc
index ca3f765e1..b65ee0236 100644
--- a/fuzz/assimp_fuzzer.cc
+++ b/fuzz/assimp_fuzzer.cc
@@ -38,6 +38,7 @@ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 ---------------------------------------------------------------------------
 */
+#include <assimp/cimport.h>
 #include <assimp/Importer.hpp>
 #include <assimp/scene.h>
 #include <assimp/postprocess.h>