diff --git a/pkgs/applications/editors/cudatext/default.nix b/pkgs/applications/editors/cudatext/default.nix
index 1a5c82c344fa..d966db2027aa 100644
--- a/pkgs/applications/editors/cudatext/default.nix
+++ b/pkgs/applications/editors/cudatext/default.nix
@@ -38,13 +38,13 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "cudatext";
-  version = "1.166.2";
+  version = "1.166.5";
 
   src = fetchFromGitHub {
     owner = "Alexey-T";
     repo = "CudaText";
     rev = version;
-    sha256 = "sha256-kJ1UpVff6FS/gk3Ecz+GEDFYeu2CmXG5ehFEawk+/yg=";
+    sha256 = "sha256-mFSVYC6a9iAiUcWZOlxuVxFwuwIgH8eQmh8YKaMw2Wg=";
   };
 
   postPatch = ''
diff --git a/pkgs/applications/editors/cudatext/deps.json b/pkgs/applications/editors/cudatext/deps.json
index 840d39c66c2d..89e6a0f79cec 100644
--- a/pkgs/applications/editors/cudatext/deps.json
+++ b/pkgs/applications/editors/cudatext/deps.json
@@ -16,8 +16,8 @@
   },
   "ATSynEdit": {
     "owner": "Alexey-T",
-    "rev": "2022.06.14",
-    "sha256": "sha256-rS4hO4jm9k6raspPzX7z7HF8cdTqcwcD2DDRvQFQjLk="
+    "rev": "2022.07.01",
+    "sha256": "sha256-Il8NMBoShJtY5itDr9EBJ8NpfiPux/pNzs9LUc/nn30="
   },
   "ATSynEdit_Cmp": {
     "owner": "Alexey-T",