diff --git a/spec/ruby/library/rbconfig/unicode_emoji_version_spec.rb b/spec/ruby/library/rbconfig/unicode_emoji_version_spec.rb
index a4a24c535d..3dc9900127 100644
--- a/spec/ruby/library/rbconfig/unicode_emoji_version_spec.rb
+++ b/spec/ruby/library/rbconfig/unicode_emoji_version_spec.rb
@@ -16,8 +16,8 @@ describe "RbConfig::CONFIG['UNICODE_EMOJI_VERSION']" do
 
   # Caution: ruby_version_is means is_or_later
   ruby_version_is "3.2" do
-    it "is 14.0" do
-      RbConfig::CONFIG['UNICODE_EMOJI_VERSION'].should == "14.0"
+    it "is 15.0" do
+      RbConfig::CONFIG['UNICODE_EMOJI_VERSION'].should == "15.0"
     end
   end
 end
diff --git a/spec/ruby/library/rbconfig/unicode_version_spec.rb b/spec/ruby/library/rbconfig/unicode_version_spec.rb
index d0ff856764..458f13bf03 100644
--- a/spec/ruby/library/rbconfig/unicode_version_spec.rb
+++ b/spec/ruby/library/rbconfig/unicode_version_spec.rb
@@ -16,8 +16,8 @@ describe "RbConfig::CONFIG['UNICODE_VERSION']" do
 
   # Caution: ruby_version_is means is_or_later
   ruby_version_is "3.2" do
-    it "is 14.0.0" do
-      RbConfig::CONFIG['UNICODE_VERSION'].should == "14.0.0"
+    it "is 15.0.0" do
+      RbConfig::CONFIG['UNICODE_VERSION'].should == "15.0.0"
     end
   end
 end