diff --git a/source/bson-binary-vector/bson-binary-vector.md b/source/bson-binary-vector/bson-binary-vector.md
index d46f6681a9..1b6fdaebbf 100644
--- a/source/bson-binary-vector/bson-binary-vector.md
+++ b/source/bson-binary-vector/bson-binary-vector.md
@@ -247,6 +247,8 @@ See the [README](tests/README.md) for tests.
 
 ## Changelog
 
+- 2025-03-07: Update tests to use Extended JSON representation of +/-Infinity. (DRIVERS-3095)
+
 - 2025-02-04: Update validation for decoding into a FLOAT32 vector.
 
 - 2024-11-01: BSON Binary Subtype 9 accepted DRIVERS-2926 (#1708)
diff --git a/source/bson-binary-vector/tests/float32.json b/source/bson-binary-vector/tests/float32.json
index 845f504ff3..72dafce10f 100644
--- a/source/bson-binary-vector/tests/float32.json
+++ b/source/bson-binary-vector/tests/float32.json
@@ -32,7 +32,7 @@
     {
       "description": "Infinity Vector FLOAT32",
       "valid": true,
-      "vector": ["-inf", 0.0, "inf"],
+      "vector": [{"$numberDouble": "-Infinity"}, 0.0, {"$numberDouble": "Infinity"} ],
       "dtype_hex": "0x27",
       "dtype_alias": "FLOAT32",
       "padding": 0,