diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -23,3 +23,7 @@
 ## 0.6.0.0 -- 2025-07-08
 
 - Removed a record from client config. Rename test directory to tests. Added tests for TLS and UserPass authentication.
+
+## 0.6.0.1 -- 2025-07-08
+
+- Changed base requirement for example and tests
diff --git a/socks5.cabal b/socks5.cabal
--- a/socks5.cabal
+++ b/socks5.cabal
@@ -1,6 +1,6 @@
 cabal-version: 3.0
 name: socks5
-version: 0.6.0.0
+version: 0.6.0.1
 synopsis: A SOCKS5 (RFC 1928) implementation
 description:
   This package provides a library with simple functions to create SOCKS5 clients and servers, along with a standalone server executable.
@@ -64,7 +64,7 @@
   import: warnings
   main-is: Main.hs
   build-depends:
-    base ^>=4.18,
+    base >=4.18 && <5,
     bytestring ^>=0.12,
     network ^>=3.2,
     socks5,
@@ -84,7 +84,7 @@
 
   build-depends:
     async ^>=2.2,
-    base ^>=4.18,
+    base >=4.18 && <5,
     bytestring ^>=0.12,
     data-default ^>=0.8,
     hspec ^>=2.11,