diff --git a/Project.toml b/Project.toml
index 24e78de..4ac0907 100644
--- a/Project.toml
+++ b/Project.toml
@@ -10,9 +10,9 @@ Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [compat]
-NMFk = "^0.7"
-NTFk = "^0.4"
-julia = "^1.4"
+NMFk = "1.0"
+NTFk = "0.4"
+julia = "1.5"
 
 [extras]
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"