diff --git a/pkgs/top-level/php-packages.nix b/pkgs/top-level/php-packages.nix
index 1cc57ad833b..e1e60b6a5d1 100644
--- a/pkgs/top-level/php-packages.nix
+++ b/pkgs/top-level/php-packages.nix
@@ -142,6 +142,26 @@ let
     ];
   };
 
+  event = buildPecl rec {
+    version = "2.5.0";
+    pname = "event";
+
+    sha256 = "1igbxla4s784z7lw1jar6pjyfn596040a52kfmawwclqf9qcvx0v";
+
+    configureFlags = [ "--with-event-libevent-dir=${pkgs.libevent.dev}" ];
+    nativeBuildInputs = [ pkgs.pkgconfig ];
+    buildInputs = with pkgs; [ openssl libevent ];
+
+    meta = with pkgs.lib; {
+      description = ''
+        This is an extension to efficiently schedule I/O, time and signal based
+        events using the best I/O notification mechanism available for specific platform.
+      '';
+      license = licenses.php301;
+      homepage = "https://bitbucket.org/osmanov/pecl-event/";
+    };
+  };
+
   igbinary = buildPecl rec {
     version = "3.0.1";
     pname = "igbinary";