diff --git a/src/gdal.mk b/src/gdal.mk
index a769e9b4..422d9281 100644
--- a/src/gdal.mk
+++ b/src/gdal.mk
@@ -20,7 +20,7 @@ define $(PKG)_UPDATE
 endef
 
 define $(PKG)_BUILD
-    cd '$(1)' && autoreconf -fi
+    cd '$(1)' && autoreconf -fi -I ./m4
     # The option '--without-threads' means native win32 threading without pthread.
     cd '$(1)' && ./configure \
         $(MXE_CONFIGURE_OPTS) \