diff --git a/Library/Homebrew/requirements/java_requirement.rb b/Library/Homebrew/requirements/java_requirement.rb
index 71e6a5a2b..aa29e116b 100644
--- a/Library/Homebrew/requirements/java_requirement.rb
+++ b/Library/Homebrew/requirements/java_requirement.rb
@@ -129,7 +129,7 @@ class JavaRequirement < Requirement
   end
 
   def satisfies_version(java)
-    java_version_s = system_command(java, args: ["-version"], print_stderr: false).stderr[/\d+(\.\d)?/]
+    java_version_s = system_command(java, args: ["-version"], print_stderr: false).stderr[/\d+(\.\d+)?/]
     return false unless java_version_s
 
     java_version = Version.create(java_version_s)