diff --git a/pkgs/by-name/dm/dmitry/implicit-function-declaration.patch b/pkgs/by-name/dm/dmitry/implicit-function-declaration.patch
deleted file mode 100644
index 608f90ccbc4d..000000000000
--- a/pkgs/by-name/dm/dmitry/implicit-function-declaration.patch
+++ /dev/null
@@ -1,28 +0,0 @@
----
- src/dmitry.c | 1 +
- src/file.c   | 2 ++
- 2 files changed, 3 insertions(+)
-
-diff --git a/src/dmitry.c b/src/dmitry.c
-index d47f231..567482d 100644
---- a/src/dmitry.c
-+++ b/src/dmitry.c
-@@ -9,6 +9,7 @@
- #include <ctype.h>
- #include <string.h>
- #include <signal.h>
-+#include <stdlib.h>
- #include <sys/types.h>
- #include <sys/socket.h>
- #include <netinet/in.h>
-diff --git a/src/file.c b/src/file.c
-index f4ad48b..3714786 100644
---- a/src/file.c
-+++ b/src/file.c
-@@ -1,4 +1,6 @@
- #include "includes/file.h"
-+#include <string.h>
-+#include <stdlib.h>
- int file_prep()
- {
- 	outputfile[strlen(outputfile)] = '\0';
diff --git a/pkgs/by-name/dm/dmitry/package.nix b/pkgs/by-name/dm/dmitry/package.nix
index 29c61a5d78a4..9faca894acb1 100644
--- a/pkgs/by-name/dm/dmitry/package.nix
+++ b/pkgs/by-name/dm/dmitry/package.nix
@@ -7,21 +7,17 @@
 
 stdenv.mkDerivation {
   pname = "dmitry";
-  version = "1.3a-unstable-2020-06-22";
+  version = "1.3a-unstable-2026-03-26";
 
   src = fetchFromGitHub {
     owner = "jaygreig86";
     repo = "dmitry";
-    rev = "f3ae08d4242e3e178271c827b86ff0d655972280";
-    hash = "sha256-cYFeBM8xFMaLXYk6Rg+5JvfbbIJI9F3mefzCX3+XbB0=";
+    rev = "f2b8961dabbd55486a5649a9803446b860ad28e7";
+    hash = "sha256-ZEfRaJ4ds1yWxN9VTFoBiUI5ZzK//aD7o9ry6vmA1YM=";
   };
 
-  patches = [ ./implicit-function-declaration.patch ];
-
   nativeBuildInputs = [ autoreconfHook ];
 
-  env.NIX_CFLAGS_COMPILE = toString [ "-fcommon" ];
-
   meta = {
     description = "Deepmagic Information Gathering Tool";
     mainProgram = "dmitry";