diff --git a/local/recipes/dev/bison/recipe.toml b/local/recipes/dev/bison/recipe.toml
index 94d48f24fc..22c7a5bad2 100644
--- a/local/recipes/dev/bison/recipe.toml
+++ b/local/recipes/dev/bison/recipe.toml
@@ -56,6 +56,7 @@ export ac_cv_type_ssize_t=yes
 export ac_cv_type_ptrdiff_t=yes
 export ac_cv_type_nlink_t=yes
 export ac_cv_type_mbstate_t=yes
+export ac_cv_type_time_t=yes
 export gl_cv_type_intmax_t=yes
 export gl_cv_type_ptrdiff_t_signed=yes
 export gl_cv_header_inttypes_h_with_uintmax=yes
diff --git a/local/recipes/dev/m4/recipe.toml b/local/recipes/dev/m4/recipe.toml
index 147b5d5901..9409be0f3c 100644
--- a/local/recipes/dev/m4/recipe.toml
+++ b/local/recipes/dev/m4/recipe.toml
@@ -65,6 +65,7 @@ export ac_cv_type_ssize_t=yes
 export ac_cv_type_ptrdiff_t=yes
 export ac_cv_type_nlink_t=yes
 export ac_cv_type_mbstate_t=yes
+export ac_cv_type_time_t=yes
 export ac_cv_type_sigset_t=yes
 export ac_cv_type_posix_spawnattr_t=yes
 export ac_cv_type_posix_spawn_file_actions_t=yes