diff --git a/pkgs/by-name/fi/firejail/mount-nix-dir-on-overlay.patch b/pkgs/by-name/fi/firejail/mount-nix-dir-on-overlay.patch
deleted file mode 100644
index 6493eb4fdf26..000000000000
--- a/pkgs/by-name/fi/firejail/mount-nix-dir-on-overlay.patch
+++ /dev/null
@@ -1,27 +0,0 @@
---- a/src/firejail/fs_overlayfs.c
-+++ b/src/firejail/fs_overlayfs.c
-@@ -327,6 +327,16 @@
- 		errExit("mounting /dev");
- 	fs_logger("whitelist /dev");
- 
-+	// mount-bind /nix
-+	if (arg_debug)
-+		printf("Mounting /nix\n");
-+	char *nix;
-+	if (asprintf(&nix, "%s/nix", oroot) == -1)
-+		errExit("asprintf");
-+	if (mount("/nix", nix, NULL, MS_BIND|MS_REC, NULL) < 0)
-+		errExit("mounting /nix");
-+	fs_logger("whitelist /nix");
-+
- 	// mount-bind run directory
- 	if (arg_debug)
- 		printf("Mounting /run\n");
-@@ -384,6 +394,7 @@
- 	free(odiff);
- 	free(owork);
- 	free(dev);
-+	free(nix);
- 	free(run);
- 	free(tmp);
- }
diff --git a/pkgs/by-name/fi/firejail/package.nix b/pkgs/by-name/fi/firejail/package.nix
index 881e83f4f5d5..5a6af45aed8c 100644
--- a/pkgs/by-name/fi/firejail/package.nix
+++ b/pkgs/by-name/fi/firejail/package.nix
@@ -11,13 +11,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "firejail";
-  version = "0.9.76";
+  version = "0.9.80";
 
   src = fetchFromGitHub {
     owner = "netblue30";
     repo = "firejail";
     rev = finalAttrs.version;
-    sha256 = "sha256-0zb5olSuXOHeRj4dqeevubedjqOuDnUEBQaD/vOj2CM=";
+    sha256 = "sha256-rw1hNX8QFy5UFDx4vaYiiWV+hy7ji6XY6eEPvieGQoM=";
   };
 
   nativeBuildInputs = [
@@ -34,10 +34,6 @@ stdenv.mkDerivation (finalAttrs: {
   ];
 
   patches = [
-    # Adds the /nix directory when using an overlay.
-    # Required to run any programs under this mode.
-    ./mount-nix-dir-on-overlay.patch
-
     # By default fbuilder hardcodes the firejail binary to the install path.
     # On NixOS the firejail binary is a setuid wrapper available in $PATH.
     ./fbuilder-call-firejail-on-path.patch