diff --git a/cli/tests/helpers.rs b/cli/tests/helpers.rs
index 27e8ad1044..84dd585411 100644
--- a/cli/tests/helpers.rs
+++ b/cli/tests/helpers.rs
@@ -23,7 +23,11 @@ pub struct Out {
 }
 
 pub fn path_to_roc_binary() -> PathBuf {
-    // Adapted from https://github.com/volta-cli/volta/blob/cefdf7436a15af3ce3a38b8fe53bb0cfdb37d3dd/tests/acceptance/support/sandbox.rs#L680 - BSD-2-Clause licensed
+    // Adapted from https://github.com/volta-cli/volta/blob/cefdf7436a15af3ce3a38b8fe53bb0cfdb37d3dd/tests/acceptance/support/sandbox.rs#L680
+    // by the Volta Contributors - license information can be found in
+    // the COPYRIGHT file in the root directory of this distribution.
+    //
+    // Thank you, Volta contributors!
     let mut path = env::var_os("CARGO_BIN_PATH")
             .map(PathBuf::from)
             .or_else(|| {
diff --git a/compiler/can/src/num.rs b/compiler/can/src/num.rs
index be00a66724..4a423809eb 100644
--- a/compiler/can/src/num.rs
+++ b/compiler/can/src/num.rs
@@ -125,8 +125,10 @@ pub fn finish_parsing_float(raw: &str) -> Result<f64, (&str, FloatErrorKind)> {
 /// pulled in so we can give custom error messages
 ///
 /// The Rust Project is dual-licensed under either Apache 2.0 or MIT,
-/// at the user's choice. Thanks to the Rust project and its contributors!
-
+/// at the user's choice. License information can be found in
+/// the COPYRIGHT file in the root directory of this distribution.
+///
+/// Thanks to the Rust project and its contributors!
 trait FromStrRadixHelper: PartialOrd + Copy {
     fn min_value() -> Self;
     fn max_value() -> Self;
diff --git a/compiler/can/src/operator.rs b/compiler/can/src/operator.rs
index 96ba407aaf..46212b2daf 100644
--- a/compiler/can/src/operator.rs
+++ b/compiler/can/src/operator.rs
@@ -7,8 +7,10 @@ use roc_parse::ast::Expr::{self, *};
 use roc_parse::ast::{AssignedField, Def, WhenBranch};
 use roc_region::all::{Located, Region};
 
-// BinOp precedence logic adapted from Gluon by Markus Westerlind, MIT licensed
-// https://github.com/gluon-lang/gluon
+// BinOp precedence logic adapted from Gluon by Markus Westerlind
+// https://github.com/gluon-lang/gluon - license information can be found in
+// the COPYRIGHT file in the root directory of this distribution.
+//
 // Thank you, Markus!
 
 fn new_op_call_expr<'a>(
diff --git a/editor/src/editor/main.rs b/editor/src/editor/main.rs
index 1bedd52eff..5f5e50a1a4 100644
--- a/editor/src/editor/main.rs
+++ b/editor/src/editor/main.rs
@@ -40,9 +40,9 @@ use winit::{
 };
 
 // Inspired by:
-// https://github.com/sotrh/learn-wgpu by Benjamin Hansen, licensed under the MIT license
-// https://github.com/cloudhead/rgx by Alexis Sellier, licensed under the MIT license
-
+// https://github.com/sotrh/learn-wgpu by Benjamin Hansen, which is licensed under the MIT license
+// https://github.com/cloudhead/rgx by Alexis Sellier, which is licensed under the MIT license
+//
 // See this link to learn wgpu: https://sotrh.github.io/learn-wgpu/
 
 /// The editor is actually launched from the CLI if you pass it zero arguments,
diff --git a/editor/src/graphics/lowlevel/buffer.rs b/editor/src/graphics/lowlevel/buffer.rs
index b7f8948c8d..539f52301a 100644
--- a/editor/src/graphics/lowlevel/buffer.rs
+++ b/editor/src/graphics/lowlevel/buffer.rs
@@ -1,5 +1,8 @@
 // Adapted from https://github.com/sotrh/learn-wgpu
-// by Benjamin Hansen, licensed under the MIT license
+// by Benjamin Hansen - license information can be found in the COPYRIGHT
+// file in the root directory of this distribution.
+//
+// Thank you, Benjamin!
 use super::vertex::Vertex;
 use crate::graphics::colors::to_slice;
 use crate::graphics::primitives::rect::Rect;
@@ -158,7 +161,10 @@ impl StagingBuffer {
 }
 
 // Taken from https://github.com/sotrh/learn-wgpu
-// by Benjamin Hansen, licensed under the MIT license
+// by Benjamin Hansen - license information can be found in the COPYRIGHT
+// file in the root directory of this distribution.
+//
+// Thank you, Benjamin!
 pub fn size_of_slice<T: Sized>(slice: &[T]) -> usize {
     std::mem::size_of::<T>() * slice.len()
 }
diff --git a/editor/src/graphics/lowlevel/vertex.rs b/editor/src/graphics/lowlevel/vertex.rs
index 1b6dd40c56..f79a87e05d 100644
--- a/editor/src/graphics/lowlevel/vertex.rs
+++ b/editor/src/graphics/lowlevel/vertex.rs
@@ -1,5 +1,8 @@
 // Taken from https://github.com/sotrh/learn-wgpu
-// by Benjamin Hansen, licensed under the MIT license
+// by Benjamin Hansen - license information can be found in the COPYRIGHT
+// file in the root directory of this distribution.
+//
+// Thank you, Benjamin!
 use cgmath::Vector2;
 
 #[derive(Copy, Clone)]
diff --git a/editor/src/graphics/primitives/text.rs b/editor/src/graphics/primitives/text.rs
index d8f3d8752d..5139380ac7 100644
--- a/editor/src/graphics/primitives/text.rs
+++ b/editor/src/graphics/primitives/text.rs
@@ -1,5 +1,8 @@
 // Adapted from https://github.com/sotrh/learn-wgpu
-// by Benjamin Hansen, licensed under the MIT license
+// by Benjamin Hansen - license information can be found in the COPYRIGHT
+// file in the root directory of this distribution.
+//
+// Thank you, Benjamin!
 
 use super::rect::Rect;
 use crate::graphics::colors;
diff --git a/editor/src/ui/text/lines.rs b/editor/src/ui/text/lines.rs
index 0de1484727..29bb6bdedd 100644
--- a/editor/src/ui/text/lines.rs
+++ b/editor/src/ui/text/lines.rs
@@ -1,4 +1,8 @@
-// Adapted from https://github.com/cessen/ropey by Nathan Vegdahl, licensed under the MIT license
+// Adapted from https://github.com/cessen/ropey
+// by Nathan Vegdahl - license information can be found in the COPYRIGHT
+// file in the root directory of this distribution.
+//
+// Thank you, Nathan!
 
 use crate::ui::text::caret_w_select::CaretWSelect;
 use crate::ui::text::selection::validate_sel_opt;
diff --git a/roc_std/build.rs b/roc_std/build.rs
index 6625c9c3de..c6109ac0b9 100644
--- a/roc_std/build.rs
+++ b/roc_std/build.rs
@@ -1,5 +1,7 @@
 // Adapted from https://github.com/TheDan64/scoped_alloca
-// by Daniel Kolsoi, licensed under the Apache License 2.0
+// by Daniel Kolsoi - license information can be found in
+// the COPYRIGHT file in the root directory of this distribution.
+//
 // Thank you, Dan!
 
 use std::env;
diff --git a/roc_std/src/alloca.c b/roc_std/src/alloca.c
index e8bf7ee670..1075962de0 100644
--- a/roc_std/src/alloca.c
+++ b/roc_std/src/alloca.c
@@ -1,7 +1,9 @@
 #include <alloca.h>
 
-// From https://github.com/TheDan64/scoped_alloca
-// by Daniel Kolsoi, licensed under the Apache License 2.0
+// Adapted from https://github.com/TheDan64/scoped_alloca
+// by Daniel Kolsoi - license information can be found in
+// the COPYRIGHT file in the root directory of this distribution.
+//
 // Thank you, Dan!
 
 void *c_alloca(size_t bytes) {
diff --git a/roc_std/src/alloca.rs b/roc_std/src/alloca.rs
index ef30a59b44..270fd4ef3d 100644
--- a/roc_std/src/alloca.rs
+++ b/roc_std/src/alloca.rs
@@ -1,5 +1,7 @@
 // Adapted from https://github.com/TheDan64/scoped_alloca
-// by Daniel Kolsoi, licensed under the Apache License 2.0
+// by Daniel Kolsoi - license information can be found in
+// the COPYRIGHT file in the root directory of this distribution.
+//
 // Thank you, Dan!
 
 use libc::{c_void, size_t};