diff --git a/Formula/sfml.rb b/Formula/sfml.rb
index fb00a3e9b0..0b7ea5c07a 100644
--- a/Formula/sfml.rb
+++ b/Formula/sfml.rb
@@ -2,9 +2,8 @@ class Sfml < Formula
   # Don't update SFML until there's a corresponding CSFML release
   desc "Multi-media library with bindings for multiple languages"
   homepage "https://www.sfml-dev.org/"
-  url "https://www.sfml-dev.org/files/SFML-2.4.2-sources.zip"
-  sha256 "8ba04f6fde6a7b42527d69742c49da2ac529354f71f553409f9f821d618de4b6"
-  revision 1
+  url "https://www.sfml-dev.org/files/SFML-2.5.1-sources.zip"
+  sha256 "bf1e0643acb92369b24572b703473af60bac82caf5af61e77c063b779471bb7f"
   head "https://github.com/SFML/SFML.git"
 
   bottle do
@@ -28,13 +27,8 @@ class Sfml < Formula
   # https://github.com/Homebrew/homebrew/issues/40301
 
   def install
-    # Install pkg-config files, adding the CMake flag below isn't enough, as
-    # the CMakeLists.txt file currently doesn't consider MacOS X.
-    # This was fixed upstream for the future 2.5.0 release on 2016-12-19 in:
-    # https://github.com/SFML/SFML/commit/5fe5e5d6d7792e37685a437551ffa8ed5161fcc1
-    inreplace "CMakeLists.txt",
-              "if(SFML_OS_LINUX OR SFML_OS_FREEBSD)",
-              "if(SFML_OS_LINUX OR SFML_OS_FREEBSD OR SFML_OS_MACOSX)"
+    # error: expected function body after function declarator
+    ENV["SDKROOT"] = MacOS.sdk_path if MacOS.version == :sierra
 
     # Always remove the "extlibs" to avoid install_name_tool failure
     # (https://github.com/Homebrew/homebrew/pull/35279) but leave the
@@ -42,6 +36,7 @@ class Sfml < Formula
     rm_rf Dir["extlibs/*"] - ["extlibs/headers"]
 
     system "cmake", ".", *std_cmake_args,
+                         "-DSFML_MISC_INSTALL_PREFIX=#{share}/SFML",
                          "-DSFML_INSTALL_PKGCONFIG_FILES=TRUE",
                          "-DSFML_BUILD_DOC=TRUE"
     system "make", "install"