diff --git a/Jikka.cabal b/Jikka.cabal
index 8e0eed60..7c8c18dc 100644
--- a/Jikka.cabal
+++ b/Jikka.cabal
@@ -137,13 +137,13 @@ library
   build-depends:
       ansi-terminal ==0.11.*
     , array >=0.5.3 && <0.6
-    , base ==4.14.*
+    , base >=4.12 && <5
     , containers >=0.6.0 && <0.7
     , deepseq >=1.4.4 && <1.5
     , mtl >=2.2.2 && <2.3
     , text >=1.2.3 && <1.3
     , transformers >=0.5.6 && <0.6
-    , vector >=0.12.0 && <0.13
+    , vector >=0.12.3 && <0.13
   default-language: Haskell2010
 
 executable jikka
@@ -157,13 +157,13 @@ executable jikka
       Jikka
     , ansi-terminal ==0.11.*
     , array >=0.5.3 && <0.6
-    , base ==4.14.*
+    , base >=4.12 && <5
     , containers >=0.6.0 && <0.7
     , deepseq >=1.4.4 && <1.5
     , mtl >=2.2.2 && <2.3
     , text >=1.2.3 && <1.3
     , transformers >=0.5.6 && <0.6
-    , vector >=0.12.0 && <0.13
+    , vector >=0.12.3 && <0.13
   default-language: Haskell2010
 
 test-suite jikka-doctest
@@ -178,14 +178,14 @@ test-suite jikka-doctest
       Jikka
     , ansi-terminal ==0.11.*
     , array >=0.5.3 && <0.6
-    , base ==4.14.*
+    , base >=4.12 && <5
     , containers >=0.6.0 && <0.7
     , deepseq >=1.4.4 && <1.5
     , doctest
     , mtl >=2.2.2 && <2.3
     , text >=1.2.3 && <1.3
     , transformers >=0.5.6 && <0.6
-    , vector >=0.12.0 && <0.13
+    , vector >=0.12.3 && <0.13
   default-language: Haskell2010
 
 test-suite jikka-test
@@ -246,7 +246,7 @@ test-suite jikka-test
       Jikka
     , ansi-terminal ==0.11.*
     , array >=0.5.3 && <0.6
-    , base ==4.14.*
+    , base >=4.12 && <5
     , containers >=0.6.0 && <0.7
     , deepseq >=1.4.4 && <1.5
     , hlint
@@ -255,5 +255,5 @@ test-suite jikka-test
     , ormolu
     , text >=1.2.3 && <1.3
     , transformers >=0.5.6 && <0.6
-    , vector >=0.12.0 && <0.13
+    , vector >=0.12.3 && <0.13
   default-language: Haskell2010
diff --git a/package.yaml b/package.yaml
index 22e3be41..f5e58531 100644
--- a/package.yaml
+++ b/package.yaml
@@ -1,5 +1,5 @@
 name:                Jikka
-version:             5.0.11.1
+version:             5.0.11.2
 github:              "kmyk/Jikka"
 license:             Apache
 author:              "Kimiyuki Onaka"
@@ -20,7 +20,7 @@ category:            "Compilers/Interpreters"
 description:         Please see the README on GitHub at <https://github.com/kmyk/Jikka>
 
 dependencies:
-- base          >= 4.14 && < 4.15
+- base          >= 4.12 && < 5
 - ansi-terminal >= 0.11 && < 0.12
 - array         >= 0.5.3 && < 0.6
 - containers    >= 0.6.0 && < 0.7
@@ -28,7 +28,7 @@ dependencies:
 - mtl           >= 2.2.2 && < 2.3
 - transformers  >= 0.5.6 && < 0.6
 - text          >= 1.2.3 && < 1.3
-- vector        >= 0.12.0 && < 0.13
+- vector        >= 0.12.3 && < 0.13
 
 library:
   source-dirs: src