diff --git a/pkgs/development/tools/misc/gdb/default.nix b/pkgs/development/tools/misc/gdb/default.nix
index 48e74cf2631d..60218bbb1ad4 100644
--- a/pkgs/development/tools/misc/gdb/default.nix
+++ b/pkgs/development/tools/misc/gdb/default.nix
@@ -12,7 +12,7 @@
 
 let
 
-  basename = "gdb-7.11.1";
+  basename = "gdb-7.12";
 
   # Whether (cross-)building for GNU/Hurd.  This is an approximation since
   # having `stdenv ? cross' doesn't tell us if we're building `crossDrv' and
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "mirror://gnu/gdb/${basename}.tar.xz";
-    sha256 = "0w7wi1llznlqdqk2lmzygz2xylb2c9mh580s9i0rypkmwfj6s8g9";
+    sha256 = "152g2qa8337cxif3lkvabjcxfd9jphfb2mza8f1p2c4bjk2z6kw3";
   };
 
   nativeBuildInputs = [ pkgconfig texinfo perl ]