diff --git a/servant-kotlin.cabal b/servant-kotlin.cabal
--- a/servant-kotlin.cabal
+++ b/servant-kotlin.cabal
@@ -4,10 +4,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 9dab72b13d1dd6b5a13ca32f5045d0f5963312eaf99c50ebf82afb6e47476c2c
+-- hash: 3d24615a9f0ef74c206d8627b600e2283bd06b82ba9d77b4b2394b72b9bc3402
 
 name:           servant-kotlin
-version:        0.1.1.7
+version:        0.1.1.8
 synopsis:       Automatically derive Kotlin class to query servant webservices
 description:    See README at <https://github.com/matsubara0507/servant-kotlin#readme>
 category:       Web
@@ -60,7 +60,7 @@
     , directory >=1.3 && <1.4
     , formatting >=6.2 && <6.4
     , hspec >=2.4.1 && <2.8
-    , http-api-data >=0.3.7 && <0.4.1
+    , http-api-data >=0.3.7 && <0.4.2
     , lens >=4.15 && <4.18
     , servant >=0.9 && <0.17
     , servant-foreign >=0.9 && <0.16
@@ -88,7 +88,7 @@
     , containers >=0.5.7 && <0.6.1
     , directory >=1.3 && <1.4
     , formatting >=6.2 && <6.4
-    , http-api-data >=0.3.7 && <0.4.1
+    , http-api-data >=0.3.7 && <0.4.2
     , lens >=4.15 && <4.18
     , servant >=0.9 && <0.17
     , servant-foreign >=0.9 && <0.16