5 files changed, 6 insertions, 6 deletions
diff --git a/spec/ruby/core/gc/profiler/disable_spec.rb b/spec/ruby/core/gc/profiler/disable_spec.rb
index 321a207deb..74089693eb 100644
--- a/spec/ruby/core/gc/profiler/disable_spec.rb
+++ b/spec/ruby/core/gc/profiler/disable_spec.rb
@@ -11,6 +11,6 @@ describe "GC::Profiler.disable" do
 
   it "disables the profiler" do
     GC::Profiler.disable
-    GC::Profiler.enabled?.should == false
+    GC::Profiler.should_not.enabled?
   end
 end
diff --git a/spec/ruby/core/gc/profiler/enable_spec.rb b/spec/ruby/core/gc/profiler/enable_spec.rb
index 1594511675..313ca3d949 100644
--- a/spec/ruby/core/gc/profiler/enable_spec.rb
+++ b/spec/ruby/core/gc/profiler/enable_spec.rb
@@ -12,6 +12,6 @@ describe "GC::Profiler.enable" do
 
   it "enables the profiler" do
     GC::Profiler.enable
-    GC::Profiler.enabled?.should == true
+    GC::Profiler.should.enabled?
   end
 end
diff --git a/spec/ruby/core/gc/profiler/enabled_spec.rb b/spec/ruby/core/gc/profiler/enabled_spec.rb
index 23677be555..cfcd0951f0 100644
--- a/spec/ruby/core/gc/profiler/enabled_spec.rb
+++ b/spec/ruby/core/gc/profiler/enabled_spec.rb
@@ -11,11 +11,11 @@ describe "GC::Profiler.enabled?" do
 
   it "reports as enabled when enabled" do
     GC::Profiler.enable
-    GC::Profiler.enabled?.should be_true
+    GC::Profiler.enabled?.should == true
   end
 
   it "reports as disabled when disabled" do
     GC::Profiler.disable
-    GC::Profiler.enabled?.should be_false
+    GC::Profiler.enabled?.should == false
   end
 end
diff --git a/spec/ruby/core/gc/profiler/result_spec.rb b/spec/ruby/core/gc/profiler/result_spec.rb
index 2ab46a8371..e888f975dc 100644
--- a/spec/ruby/core/gc/profiler/result_spec.rb
+++ b/spec/ruby/core/gc/profiler/result_spec.rb
@@ -2,6 +2,6 @@ require_relative '../../../spec_helper'
 
 describe "GC::Profiler.result" do
   it "returns a string" do
-    GC::Profiler.result.should be_kind_of(String)
+    GC::Profiler.result.should.is_a?(String)
   end
 end
diff --git a/spec/ruby/core/gc/profiler/total_time_spec.rb b/spec/ruby/core/gc/profiler/total_time_spec.rb
index 7709f168dd..a351e922af 100644
--- a/spec/ruby/core/gc/profiler/total_time_spec.rb
+++ b/spec/ruby/core/gc/profiler/total_time_spec.rb
@@ -2,6 +2,6 @@ require_relative '../../../spec_helper'
 
 describe "GC::Profiler.total_time" do
   it "returns an float" do
-    GC::Profiler.total_time.should be_kind_of(Float)
+    GC::Profiler.total_time.should.is_a?(Float)
   end
 end