diff --git a/laantas-script/laantas-script.cabal b/laantas-script/laantas-script.cabal
index b150042..5c820e1 100644
--- a/laantas-script/laantas-script.cabal
+++ b/laantas-script/laantas-script.cabal
@@ -30,9 +30,9 @@ executable laantas-script
     RecordWildCards,
     ViewPatterns
   build-depends:
-    base >= 4.14.0.0 && < 4.20,
-    containers ^>= 0.6.2.1,
-    mtl ^>= 2.2.2,
+    base >= 4.14.0.0 && < 4.21,
+    containers >= 0.6 && < 0.8,
+    mtl >= 2.2 && < 2.4,
     svg-builder ^>= 0.1.1,
     optparse-applicative ^>= 0.16.0.0,
     text ^>= 2.1,
diff --git a/langfilter/langfilter.cabal b/langfilter/langfilter.cabal
index f13767c..bcf9a35 100644
--- a/langfilter/langfilter.cabal
+++ b/langfilter/langfilter.cabal
@@ -33,8 +33,8 @@ executable langfilter
     RecordWildCards,
     ViewPatterns
   build-depends:
-    base >= 4.14.0.0 && < 4.20,
-    containers ^>= 0.6.2.1,
+    base >= 4.14.0.0 && < 4.21,
+    containers >= 0.6 && < 0.8,
     filepath ^>= 1.4.2.1,
     megaparsec ^>= 9.6.1,
     process ^>= 1.6.11.0,