1 files changed, 2 insertions, 2 deletions
diff --git a/spec/ruby/core/math/erf_spec.rb b/spec/ruby/core/math/erf_spec.rb
index 96757e412d..b4e6248e43 100644
--- a/spec/ruby/core/math/erf_spec.rb
+++ b/spec/ruby/core/math/erf_spec.rb
@@ -21,7 +21,7 @@ describe "Math.erf" do
   end
 
   it "raises a TypeError if the argument cannot be coerced with Float()" do
-    lambda { Math.erf("test") }.should raise_error(TypeError)
+    -> { Math.erf("test") }.should raise_error(TypeError)
   end
 
   it "returns NaN given NaN" do
@@ -29,7 +29,7 @@ describe "Math.erf" do
   end
 
   it "raises a TypeError if the argument is nil" do
-    lambda { Math.erf(nil) }.should raise_error(TypeError)
+    -> { Math.erf(nil) }.should raise_error(TypeError)
   end
 
   it "accepts any argument that can be coerced with Float()" do