diff --git a/data/rules/jdbc.yml b/data/rules/jdbc.yml
index 81553be..7456334 100644
--- a/data/rules/jdbc.yml
+++ b/data/rules/jdbc.yml
@@ -8,7 +8,7 @@ rules:
         [a-z][a-z0-9+.-]{2,30}
         (?:[:][a-z0-9+.-]{1,30})*
         :
-        [^\s"'<>,(){}\[\]]{10,512}
+        [^\s"'<>,(){}\[\]]{10,448}
       )
     min_entropy: 3.3
     confidence: medium