diff --git a/CHANGELOG.md b/CHANGELOG.md
index 63d612c..095ed6e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,10 @@
 # Changelog
 
-## [Unreleased]
+## 0.4.1 - 2020-12-21
+
+### Fixed
+
+- Incorrect detection of IPv4 addresses causing random numbers (e.g., $123.45) to get linked
 
 ## 0.4.0 - 2020-11-24
 
diff --git a/lib/linkify/parser.ex b/lib/linkify/parser.ex
index 680ddac..325b69c 100644
--- a/lib/linkify/parser.ex
+++ b/lib/linkify/parser.ex
@@ -258,23 +258,9 @@ defmodule Linkify.Parser do
   end
 
   def ip?(buffer) do
-    v4 = String.split(buffer, ".")
-
-    v6 =
-      buffer
-      |> String.trim_leading("[")
-      |> String.trim_trailing("]")
-      |> String.split(":", trim: true)
-
-    cond do
-      length(v4) == 4 ->
-        !Enum.any?(v4, fn x -> safe_to_integer(x, 10) not in 0..255 end)
-
-      length(v6) in 1..8 ->
-        !Enum.any?(v4, fn x -> safe_to_integer(x, 16) not in 0..0xFFFF end)
-
-      false ->
-        false
+    case :inet.parse_strict_address(to_charlist(buffer)) do
+      {:error, _} -> false
+      {:ok, _} -> true
     end
   end
 
diff --git a/mix.exs b/mix.exs
index 6bc7f6d..4edd91b 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,7 @@
 defmodule Linkify.Mixfile do
   use Mix.Project
 
-  @version "0.4.0"
+  @version "0.4.1"
 
   def project do
     [
diff --git a/test/linkify_test.exs b/test/linkify_test.exs
index 504fc8e..64489c1 100644
--- a/test/linkify_test.exs
+++ b/test/linkify_test.exs
@@ -760,5 +760,21 @@ defmodule LinkifyTest do
 
       assert Linkify.link(text) == expected
     end
+
+    test "IPv4 is linked" do
+      text = "1.1.1.1"
+
+      expected = "<a href=\"http://1.1.1.1\">1.1.1.1</a>"
+
+      assert Linkify.link(text) == expected
+    end
+
+    test "shortened IPv4 are not linked" do
+      text = "109.99"
+
+      expected = "109.99"
+
+      assert Linkify.link(text) == expected
+    end
   end
 end