diff --git a/cpp/apidoc/Doxyfile b/cpp/apidoc/Doxyfile
index 82688718d92e..8e81710cc692 100644
--- a/cpp/apidoc/Doxyfile
+++ b/cpp/apidoc/Doxyfile
@@ -2484,6 +2484,7 @@ PREDEFINED             = __attribute__(x)= \
                          ARROW_EXTERN_TEMPLATE= \
                          ARROW_FLIGHT_EXPORT= \
                          ARROW_FLIGHT_SQL_EXPORT= \
+                         ARROW_S3_EXPORT= \
                          ARROW_SUPPRESS_DEPRECATION_WARNING= \
                          ARROW_UNSUPPRESS_DEPRECATION_WARNING= \
                          GANDIVA_EXPORT= \