diff --git a/pkgs/development/python-modules/flet-core/default.nix b/pkgs/development/python-modules/flet-core/default.nix
index 1ed4f0625a3f..fae29247deab 100644
--- a/pkgs/development/python-modules/flet-core/default.nix
+++ b/pkgs/development/python-modules/flet-core/default.nix
@@ -6,13 +6,13 @@
 
 buildPythonPackage rec {
   pname = "flet-core";
-  version = "0.6.2";
+  version = "0.7.4";
   format = "pyproject";
 
   src = fetchPypi {
     pname = "flet_core";
     inherit version;
-    hash = "sha256-WMkm+47xhuYz1HsiPfF7YbOCg7Xlbj9oHI9nVtwAb/w=";
+    hash = "sha256-8WG7odYiGrew4GwD+MUuzQPmDn7V/GmocBproqsbCNw=";
   };
 
   nativeBuildInputs = with python3.pkgs; [
diff --git a/pkgs/development/python-modules/flet/default.nix b/pkgs/development/python-modules/flet/default.nix
index af5600e1c98b..95382a88c95c 100644
--- a/pkgs/development/python-modules/flet/default.nix
+++ b/pkgs/development/python-modules/flet/default.nix
@@ -6,17 +6,19 @@
 
 buildPythonPackage rec {
   pname = "flet";
-  version = "0.6.2";
+  version = "0.7.4";
   format = "pyproject";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-EDNATwO2N4jXVC5H1VmXqC9XGTnQo8vLvTEozRYZuj4=";
+    hash = "sha256-vFPjN+5wIygtP035odAOSdF9PQe6eXz6CJ9Q0d8ScFo=";
   };
 
-  patches = [
-    ./pyproject.toml.patch
-  ];
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace 'httpx = "^0.23' 'httpx = ">=0.23' \
+      --replace 'watchdog = "^2' 'watchdog = ">=2'
+  '';
 
   nativeBuildInputs = with python3.pkgs; [
     poetry-core
diff --git a/pkgs/development/python-modules/flet/pyproject.toml.patch b/pkgs/development/python-modules/flet/pyproject.toml.patch
deleted file mode 100644
index 7f8a66f88967..000000000000
--- a/pkgs/development/python-modules/flet/pyproject.toml.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- a/pyproject.toml
-+++ b/pyproject.toml
-@@ -20,7 +20,7 @@ flet-core = "0.6.2"
- python = "^3.7"
- typing-extensions = { version = "^4.4.0", python = "<3.8" }
- websocket-client = "^1.4.2"
--watchdog = "^2.2.1"
-+watchdog = ">=2.2.1"
- oauthlib = "^3.2.2"
- websockets = "^10.4"
- httpx = "^0.23.3"