diff --git a/Makefile.in b/Makefile.in
index 612284e3..39d19805 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -384,6 +384,7 @@ docdir = @docdir@
 dvidir = @dvidir@
 exec_prefix = @exec_prefix@
 gt_SHARED_common = @gt_SHARED_common@
+gt_SHARED_mul = @gt_SHARED_mul@
 gt_SHARED_smi = @gt_SHARED_smi@
 gt_SHARED_urj_Cyrl = @gt_SHARED_urj_Cyrl@
 host = @host@