diff --git a/CHANGELOG.md b/CHANGELOG.md
index d5c1d31..ba8f031 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Loading namespaces into the current scope (e.g. `using Pair`)
 - Assign patterns to variables (e.g. `let x::(t = y::_) = [1, 2, 3, 4]` where `t == [2, 3, 4]`)
 ### Changed
+- Fixed the ACI renderer, it shouldn't drop the `stateful` modifier
 ### Removed
 
 ## [6.0.2] 2021-07-05
diff --git a/src/aeso_aci.erl b/src/aeso_aci.erl
index 5a1a509..0382593 100644
--- a/src/aeso_aci.erl
+++ b/src/aeso_aci.erl
@@ -254,8 +254,8 @@ decode_contract(_) -> [].
 decode_funcs(Fs) -> [ decode_func(F) || F <- Fs ].
 
 %% decode_func(#{name := init}) -> [];
-decode_func(#{name := Name, payable := Payable, arguments := As, returns := T}) ->
-    ["  ", payable(Payable), "entrypoint ", io_lib:format("~s", [Name]), " : ",
+decode_func(#{name := Name, stateful:= Stateful, payable := Payable, arguments := As, returns := T}) ->
+    ["  ", payable(Payable), stateful(Stateful), "entrypoint ", io_lib:format("~s", [Name]), " : ",
      decode_args(As), " => ", decode_type(T), $\n].
 
 decode_args(As) ->
@@ -336,6 +336,9 @@ decode_tvar(#{name := N}) -> io_lib:format("~s", [N]).
 payable(true)  -> "payable ";
 payable(false) -> "".
 
+stateful(true)  -> "stateful ";
+stateful(false) -> "".
+
 %% #contract{Ann, Con, [Declarations]}.
 
 contract_funcs({C, _, _, Decls}) when ?IS_CONTRACT_HEAD(C); C == namespace ->
diff --git a/test/aeso_aci_tests.erl b/test/aeso_aci_tests.erl
index 46db9e8..fe71638 100644
--- a/test/aeso_aci_tests.erl
+++ b/test/aeso_aci_tests.erl
@@ -33,7 +33,7 @@ test_cases(1) ->
 			    stateful => true,
                             payable  => true}]}},
     DecACI = <<"payable main contract C =\n"
-	       "  payable entrypoint a : (int) => int\n">>,
+	       "  payable stateful entrypoint a : (int) => int\n">>,
     {Contract,MapACI,DecACI};
 
 test_cases(2) ->