diff --git a/src/dune_engine/artifact_substitution.ml b/src/dune_engine/artifact_substitution.ml
index 70ca14d9facb..6c1a933041be 100644
--- a/src/dune_engine/artifact_substitution.ml
+++ b/src/dune_engine/artifact_substitution.ml
@@ -46,7 +46,7 @@ type hardcoded_ocaml_path =
 type conf =
   { get_vcs : Path.Source.t -> Vcs.t option
   ; get_location : Section.t -> Package.Name.t -> Path.t
-  ; get_configPath : configpath -> Path.t option
+  ; get_config_path : configpath -> Path.t option
   ; hardcoded_ocaml_path : hardcoded_ocaml_path
   }
 
@@ -56,12 +56,12 @@ let conf_of_context (context : Build_context.t option) =
   | None ->
     { get_vcs
     ; get_location = (fun _ _ -> Code_error.raise "no context available" [])
-    ; get_configPath = (fun _ -> Code_error.raise "no context available" [])
+    ; get_config_path = (fun _ -> Code_error.raise "no context available" [])
     ; hardcoded_ocaml_path = Hardcoded []
     }
   | Some context ->
     let get_location = Install.Section.Paths.get_local_location context.name in
-    let get_configPath = function
+    let get_config_path = function
       | Sourceroot -> Some (Path.source Path.Source.root)
       | Stdlib -> Some context.stdlib_dir
     in
@@ -72,7 +72,7 @@ let conf_of_context (context : Build_context.t option) =
     in
     { get_vcs = File_tree.nearest_vcs
     ; get_location
-    ; get_configPath
+    ; get_config_path
     ; hardcoded_ocaml_path
     }
 
@@ -91,16 +91,16 @@ let conf_for_install ~relocatable ~default_ocamlpath ~stdlib_dir ~prefix ~libdir
     in
     Install.Section.Paths.get paths section
   in
-  let get_configPath = function
+  let get_config_path = function
     | Sourceroot -> None
     | Stdlib -> Some stdlib_dir
   in
-  { get_location; get_vcs; get_configPath; hardcoded_ocaml_path }
+  { get_location; get_vcs; get_config_path; hardcoded_ocaml_path }
 
 let conf_dummy =
   { get_vcs = (fun _ -> None)
   ; get_location = (fun _ _ -> Path.root)
-  ; get_configPath = (fun _ -> None)
+  ; get_config_path = (fun _ -> None)
   ; hardcoded_ocaml_path = Hardcoded []
   }
 
@@ -140,7 +140,7 @@ let eval t ~conf =
     Fiber.return
       (Option.value ~default:""
          (let open Option.O in
-         let+ dir = conf.get_configPath d in
+         let+ dir = conf.get_config_path d in
          relocatable dir))
   | Hardcoded_ocaml_path ->
     Fiber.return
diff --git a/src/dune_engine/artifact_substitution.mli b/src/dune_engine/artifact_substitution.mli
index 8c5eddfb2078..8ad96a216096 100644
--- a/src/dune_engine/artifact_substitution.mli
+++ b/src/dune_engine/artifact_substitution.mli
@@ -23,7 +23,7 @@ type hardcoded_ocaml_path =
 type conf = private
   { get_vcs : Path.Source.t -> Vcs.t option
   ; get_location : Section.t -> Package.Name.t -> Path.t
-  ; get_configPath : configpath -> Path.t option
+  ; get_config_path : configpath -> Path.t option
   ; hardcoded_ocaml_path : hardcoded_ocaml_path
         (** Initial prefix of installation when relocatable chosen *)
   }