diff --git a/pkgs/development/python-modules/poetry/default.nix b/pkgs/development/python-modules/poetry/default.nix
index 1519187d174..29c9698ec28 100644
--- a/pkgs/development/python-modules/poetry/default.nix
+++ b/pkgs/development/python-modules/poetry/default.nix
@@ -24,7 +24,7 @@
 
 buildPythonPackage rec {
   pname = "poetry";
-  version = "1.1.4";
+  version = "1.1.5";
   format = "pyproject";
   disabled = isPy27;
 
@@ -32,13 +32,14 @@ buildPythonPackage rec {
     owner = "python-poetry";
     repo = pname;
     rev = version;
-    sha256 = "0lx3qpz5dad0is7ki5a4vxphvc8cm8fnv4bmrx226a6nvvaj6ahs";
+    sha256 = "sha256-DgIDtwL7R/oipcU7BMt31+ImgiQ9/9noNVNdpm+OZi8=";
   };
 
   postPatch = ''
     substituteInPlace pyproject.toml \
      --replace 'importlib-metadata = {version = "^1.6.0", python = "<3.8"}' \
-       'importlib-metadata = {version = ">=1.6,<2", python = "<3.8"}'
+       'importlib-metadata = {version = ">=1.6,<2", python = "<3.8"}' \
+     --replace 'version = "^21.2.0"' 'version = ">=21.2"'
   '';
 
   nativeBuildInputs = [ intreehooks ];