--- a/src/ltfat_notdllexport.def
+++ b/src/ltfat_notdllexport.def
@@ -10,4 +10,6 @@
 ltfat_malloc
 ltfat_calloc
 ltfat_realloc
-ltfat_free+ltfat_free
+nextPow2_st
+nextfastfft