diff --git a/dhscanner-kbgen.cabal b/dhscanner-kbgen.cabal
--- a/dhscanner-kbgen.cabal
+++ b/dhscanner-kbgen.cabal
@@ -33,7 +33,7 @@
         * explain in plain English your query's purpose
         * et voilà !
 
-version:            2.1.0
+version:            2.1.1
 license:            GPL-3.0-only
 license-file:       LICENSE
 author:             OrenGitHub
@@ -56,14 +56,14 @@
         Kbgen
 
     build-depends:
-        aeson >= 2.3 && < 2.4,
+        aeson >= 2.2 && < 2.4,
         attoparsec >= 0.14 && < 0.15,
         filepath >= 1.4 && < 1.6,
         base >= 4.22 && < 4.23,
         containers >= 0.8 && < 0.9,
         text >= 2.0 && < 2.2,
-        dhscanner-ast >= 1.3,
-        dhscanner-bitcode >= 2.1
+        dhscanner-ast >= 1.3.1 && < 1.4,
+        dhscanner-bitcode >= 2.1.1 && < 2.2
 
     hs-source-dirs:
         src