diff --git a/src/main/scss/petclinic.scss b/src/main/scss/petclinic.scss
index a1f60b482..c771c35a3 100644
--- a/src/main/scss/petclinic.scss
+++ b/src/main/scss/petclinic.scss
@@ -114,7 +114,7 @@ h1 {
 }
 
 #job-params-modal .modal-dialog {
-  width: 91%;
+  width: 90%;
   margin-left:auto;
   margin-right:auto;
 }