diff --git a/docs/articles/operator_overloading.md b/docs/articles/operator_overloading.md
index 4bd3fdb89..df8450439 100644
--- a/docs/articles/operator_overloading.md
+++ b/docs/articles/operator_overloading.md
@@ -241,8 +241,8 @@ Read more about [unit expressions](https://github.com/manifold-systems/manifold/
 
 Using [extension methods](https://github.com/manifold-systems/manifold/tree/master/manifold-deps-parent/manifold-ext#extension-classes-via-extension)
 you can provide operator implementations for classes you don't otherwise control. For instance, Manifold provides
-operator extensions for [`BigDecimal`](https://github.com/manifold-systems/manifold/blob/master/manifold-deps-parent/manifold-ext/src/main/java/manifold/ext/extensions/java/math/BigDecimal/ManBigDecimalExt.java)
-and [`BigInteger`](https://github.com/manifold-systems/manifold/blob/master/manifold-deps-parent/manifold-ext/src/main/java/manifold/ext/extensions/java/math/BigInteger/ManBigIntegerExt.java).
+operator extensions for [`BigDecimal`](https://github.com/manifold-systems/manifold/blob/master/manifold-deps-parent/manifold-science/src/main/java/manifold/science/extensions/java/math/BigDecimal/ManBigDecimalExt.java)
+and [`BigInteger`](https://github.com/manifold-systems/manifold/blob/master/manifold-deps-parent/manifold-science/src/main/java/manifold/science/extensions/java/math/BigInteger/ManBigIntegerExt.java).
 These extensions are implemented in the [`manifold-science`](https://github.com/manifold-systems/manifold/tree/master/manifold-deps-parent/manifold-science)
 dependency.  
 
diff --git a/manifold-deps-parent/manifold-ext/README.md b/manifold-deps-parent/manifold-ext/README.md
index d04c2fa26..12b2c6800 100644
--- a/manifold-deps-parent/manifold-ext/README.md
+++ b/manifold-deps-parent/manifold-ext/README.md
@@ -1071,8 +1071,8 @@ Read more about [unit expressions](#unit-expressions) later in this document.
 
 Using [extension methods](#extension-classes-via-extension) you can provide operator implementations for classes you
 don't otherwise control. For instance, Manifold provides operator extensions for
-[`BigDecimal`](https://github.com/manifold-systems/manifold/blob/master/manifold-deps-parent/manifold-ext/src/main/java/manifold/ext/extensions/java/math/BigDecimal/ManBigDecimalExt.java)
-and [`BigInteger`](https://github.com/manifold-systems/manifold/blob/master/manifold-deps-parent/manifold-ext/src/main/java/manifold/ext/extensions/java/math/BigInteger/ManBigIntegerExt.java).
+[`BigDecimal`](https://github.com/manifold-systems/manifold/blob/master/manifold-deps-parent/manifold-science/src/main/java/manifold/science/extensions/java/math/BigDecimal/ManBigDecimalExt.java)
+and [`BigInteger`](https://github.com/manifold-systems/manifold/blob/master/manifold-deps-parent/manifold-science/src/main/java/manifold/science/extensions/java/math/BigInteger/ManBigIntegerExt.java).
 These extensions are implemented in the [`manifold-science`](https://github.com/manifold-systems/manifold/tree/master/manifold-deps-parent/manifold-science)
 dependency.