diff --git a/lib/ronin/support/software/version_constraint.rb b/lib/ronin/support/software/version_constraint.rb
index 8f763cc0..e463ebb3 100644
--- a/lib/ronin/support/software/version_constraint.rb
+++ b/lib/ronin/support/software/version_constraint.rb
@@ -72,7 +72,7 @@ class VersionConstraint
         def initialize(string)
           @string = string
 
-          if (match = string.match(/\A(?:(?<operator>>=|>|<=|<|=)?\s*)(?<version>.+)\z/))
+          if (match = string.match(/\A(?:(?<operator>>=|>|<=|<|=)?\s*)(?<version>\S+)\z/))
             @operator = match[:operator] || '='
             @version  = Version.new(match[:version])
           else