diff --git a/src/var.ml b/src/var.ml
index 7713a6a1..03dedd59 100644
--- a/src/var.ml
+++ b/src/var.ml
@@ -159,7 +159,7 @@ module Map = struct
           Some v
         else
           Syntax.Error.since (String_with_vars.Var.loc var)
-            Stanza.syntax syntax_version
+            Stanza.syntax min_version
             ~what:(what var)
       | Renamed_in (in_version, new_name) -> begin
           if syntax_version >= in_version then
diff --git a/test/blackbox-tests/test-cases/path-variables/run.t b/test/blackbox-tests/test-cases/path-variables/run.t
index def72b6c..e02f6e51 100644
--- a/test/blackbox-tests/test-cases/path-variables/run.t
+++ b/test/blackbox-tests/test-cases/path-variables/run.t
@@ -53,5 +53,5 @@ This form does not exist, but displays an hint:
   $ dune build --root jbuild-invalid @test-dep
   Entering directory 'jbuild-invalid'
   File "jbuild", line 5, characters 16-37:
-  Error: Variable ${dep:generated-file} is only available since version 0.0 of the dune language
+  Error: Variable ${dep:generated-file} is only available since version 1.0 of the dune language
   [1]