diff --git a/pkgs/development/interpreters/ruby/default.nix b/pkgs/development/interpreters/ruby/default.nix
index c64d72843f2..da8d5ce20f4 100644
--- a/pkgs/development/interpreters/ruby/default.nix
+++ b/pkgs/development/interpreters/ruby/default.nix
@@ -240,10 +240,10 @@ in {
   };
 
   ruby_2_7 = generic {
-    version = rubyVersion "2" "7" "0" "";
+    version = rubyVersion "2" "7" "1" "";
     sha256 = {
-      src = "1glc3zpnih6h8mrgfcak0aa7cgmi4zyvxfyi6y2brwg2nn9sm6cc";
-      git = "11iz64k95czs273mb10195d1j75mmbcgddfdx1vay5876ffw81dq";
+      src = "0674x98f542y02r7n2yv2qhmh97blqhi2mvh2dn5f000vlxlh66l";
+      git = "0qk729kr5wm67xmwpljpdprwhp5wvn5y4ikqy00p1zcgwlwdcs33";
     };
   };
 }
diff --git a/pkgs/development/interpreters/ruby/patchsets.nix b/pkgs/development/interpreters/ruby/patchsets.nix
index 5b97bdad36a..01e7e3946d6 100644
--- a/pkgs/development/interpreters/ruby/patchsets.nix
+++ b/pkgs/development/interpreters/ruby/patchsets.nix
@@ -16,6 +16,9 @@
     "${patchSet}/patches/ruby/2.6/head/railsexpress/02-improve-gc-stats.patch"
     "${patchSet}/patches/ruby/2.6/head/railsexpress/03-more-detailed-stacktrace.patch"
   ];
-  "2.7.0" = ops useRailsExpress [ # no patches yet (2019-12-25)
+  "2.7.1" = ops useRailsExpress [
+    "${patchSet}/patches/ruby/2.7/head/railsexpress/01-fix-broken-tests-caused-by-ad.patch"
+    "${patchSet}/patches/ruby/2.7/head/railsexpress/02-improve-gc-stats.patch"
+    "${patchSet}/patches/ruby/2.7/head/railsexpress/03-more-detailed-stacktrace.patch"
   ];
 }