diff --git a/cli/tests/fixtures/multi-dep-str/platform/Pkg-Config.roc b/cli/tests/fixtures/multi-dep-str/platform/Package-Config.roc
similarity index 100%
rename from cli/tests/fixtures/multi-dep-str/platform/Pkg-Config.roc
rename to cli/tests/fixtures/multi-dep-str/platform/Package-Config.roc
diff --git a/cli/tests/fixtures/multi-dep-thunk/platform/Pkg-Config.roc b/cli/tests/fixtures/multi-dep-thunk/platform/Package-Config.roc
similarity index 100%
rename from cli/tests/fixtures/multi-dep-thunk/platform/Pkg-Config.roc
rename to cli/tests/fixtures/multi-dep-thunk/platform/Package-Config.roc
diff --git a/compiler/load/src/file.rs b/compiler/load/src/file.rs
index d2c9fa1662..9d16782c42 100644
--- a/compiler/load/src/file.rs
+++ b/compiler/load/src/file.rs
@@ -51,7 +51,7 @@ const DEFAULT_APP_OUTPUT_PATH: &str = "app";
 const ROC_FILE_EXTENSION: &str = "roc";
 
 /// Roc-Config file name
-const PKG_CONFIG_FILE_NAME: &str = "Pkg-Config";
+const PKG_CONFIG_FILE_NAME: &str = "Package-Config";
 
 /// The . in between module names like Foo.Bar.Baz
 const MODULE_SEPARATOR: char = '.';
@@ -1892,7 +1892,7 @@ fn update<'a>(
 
             let work = state.dependencies.notify(module_id, Phase::SolveTypes);
 
-            // if there is a platform, the Pkg-Config module provides host-exposed,
+            // if there is a platform, the Package-Config module provides host-exposed,
             // otherwise the App module exposes host-exposed
             let is_host_exposed = match state.platform_id {
                 None => module_id == state.root_id,
@@ -2312,7 +2312,7 @@ fn load_pkg_config<'a>(
                     let chomped = &bytes[..delta];
                     let header_src = unsafe { std::str::from_utf8_unchecked(chomped) };
 
-                    // make a Pkg-Config module that ultimately exposes `main` to the host
+                    // make a Package-Config module that ultimately exposes `main` to the host
                     let pkg_config_module_msg = fabricate_pkg_config_module(
                         arena,
                         shorthand,
@@ -2551,7 +2551,7 @@ fn parse_header<'a>(
                         }) => {
                             match package_or_path {
                                 PackageOrPath::Path(StrLiteral::PlainLine(package)) => {
-                                    // check whether we can find a Pkg-Config.roc file
+                                    // check whether we can find a Package-Config.roc file
                                     let mut pkg_config_roc = pkg_config_dir;
                                     pkg_config_roc.push(package);
                                     pkg_config_roc.push(PKG_CONFIG_FILE_NAME);
diff --git a/examples/balance/platform/Pkg-Config.roc b/examples/balance/platform/Package-Config.roc
similarity index 100%
rename from examples/balance/platform/Pkg-Config.roc
rename to examples/balance/platform/Package-Config.roc
diff --git a/examples/benchmarks/platform/Pkg-Config.roc b/examples/benchmarks/platform/Package-Config.roc
similarity index 100%
rename from examples/benchmarks/platform/Pkg-Config.roc
rename to examples/benchmarks/platform/Package-Config.roc
diff --git a/examples/cli/platform/Pkg-Config.roc b/examples/cli/platform/Package-Config.roc
similarity index 100%
rename from examples/cli/platform/Pkg-Config.roc
rename to examples/cli/platform/Package-Config.roc
diff --git a/examples/custom-malloc/platform/Pkg-Config.roc b/examples/custom-malloc/platform/Package-Config.roc
similarity index 100%
rename from examples/custom-malloc/platform/Pkg-Config.roc
rename to examples/custom-malloc/platform/Package-Config.roc
diff --git a/examples/effect/thing/platform-dir/Pkg-Config.roc b/examples/effect/thing/platform-dir/Package-Config.roc
similarity index 100%
rename from examples/effect/thing/platform-dir/Pkg-Config.roc
rename to examples/effect/thing/platform-dir/Package-Config.roc
diff --git a/examples/hello-world/platform/Pkg-Config.roc b/examples/hello-world/platform/Package-Config.roc
similarity index 100%
rename from examples/hello-world/platform/Pkg-Config.roc
rename to examples/hello-world/platform/Package-Config.roc
diff --git a/examples/quicksort/platform/Pkg-Config.roc b/examples/quicksort/platform/Package-Config.roc
similarity index 85%
rename from examples/quicksort/platform/Pkg-Config.roc
rename to examples/quicksort/platform/Package-Config.roc
index 7df43c5c9a..9569118e7b 100644
--- a/examples/quicksort/platform/Pkg-Config.roc
+++ b/examples/quicksort/platform/Package-Config.roc
@@ -6,5 +6,5 @@ platform examples/quicksort
     provides [ mainForHost ]
     effects fx.Effect {}
 
-mainForHost : List I64 -> List I64 
+mainForHost : List I64 -> List I64
 mainForHost = \list -> quicksort list
diff --git a/examples/shared-quicksort/platform/Pkg-Config.roc b/examples/shared-quicksort/platform/Package-Config.roc
similarity index 89%
rename from examples/shared-quicksort/platform/Pkg-Config.roc
rename to examples/shared-quicksort/platform/Package-Config.roc
index 061e86aaa6..25f96b0da9 100644
--- a/examples/shared-quicksort/platform/Pkg-Config.roc
+++ b/examples/shared-quicksort/platform/Package-Config.roc
@@ -11,6 +11,5 @@ platform examples/shared-quicksort
             getLine : Effect Str
         }
 
-mainForHost : List I64 -> List I64 
+mainForHost : List I64 -> List I64
 mainForHost = \list -> quicksort list
-    
diff --git a/examples/task/platform/Pkg-Config.roc b/examples/task/platform/Package-Config.roc
similarity index 100%
rename from examples/task/platform/Pkg-Config.roc
rename to examples/task/platform/Package-Config.roc
diff --git a/examples/tea/platform/Pkg-Config.roc b/examples/tea/platform/Package-Config.roc
similarity index 93%
rename from examples/tea/platform/Pkg-Config.roc
rename to examples/tea/platform/Package-Config.roc
index 6e49599ae7..4cd85a5fd5 100644
--- a/examples/tea/platform/Pkg-Config.roc
+++ b/examples/tea/platform/Package-Config.roc
@@ -11,9 +11,9 @@ platform folkertdev/foo
             getLine : Effect Str
         }
 
-mainForHost : 
+mainForHost :
     {
         init : ({} -> { model: I64 as Model, cmd : (Cmd.Cmd [ Line Str ]) as Fx }) as Init,
         update : ([ Line Str ], I64 -> { model: I64, cmd : Cmd.Cmd [ Line Str ] } ) as Update
     }
-mainForHost = main 
+mainForHost = main