diff --git a/libfprint/nbis/mindtct/init.c b/libfprint/nbis/mindtct/init.c
index a718279..fd65f9c 100644
--- a/libfprint/nbis/mindtct/init.c
+++ b/libfprint/nbis/mindtct/init.c
@@ -725,7 +725,7 @@ int alloc_power_stats(int **owis, double **opowmaxs, int **opowmax_dirs,
       /* Free memory allocated to this point. */
       free(wis);
       free(powmaxs);
-      free(pownorms);
+      free(powmax_dirs);
       fprintf(stderr, "ERROR : alloc_power_stats : malloc : pownorms\n");
       return(-53);
    }