diff --git a/pkgs/applications/virtualization/singularity/packages.nix b/pkgs/applications/virtualization/singularity/packages.nix
index 5b985bb80551..6237db9cd699 100644
--- a/pkgs/applications/virtualization/singularity/packages.nix
+++ b/pkgs/applications/virtualization/singularity/packages.nix
@@ -9,14 +9,14 @@ let
     callPackage
       (import ./generic.nix rec {
         pname = "apptainer";
-        version = "1.3.2";
+        version = "1.3.3";
         projectName = "apptainer";
 
         src = fetchFromGitHub {
           owner = "apptainer";
           repo = "apptainer";
           rev = "refs/tags/v${version}";
-          hash = "sha256-NseigaPmRKDsBk8v7RpYf+uoEGvQHVnqOMO49kP0mQ8=";
+          hash = "sha256-xQZCQa9z1aJ2tVtxMlwcNhlm0EV/nn8OnbfaVZRm4JI=";
         };
 
         # Update by running