diff --git a/keg_elements/templates/keg_elements/forms/horizontal.html b/keg_elements/templates/keg_elements/forms/horizontal.html
index edb61f8..23d96b3 100644
--- a/keg_elements/templates/keg_elements/forms/horizontal.html
+++ b/keg_elements/templates/keg_elements/forms/horizontal.html
@@ -174,7 +174,7 @@
                 <label>
                     <input type="radio"
                            name="{{ field.id }}"
-                           id="{{ field.id }}"
+                           id="{{ field.id }}-{{ value | lower }}"
                            value="{{ value }}"
                            {{ 'checked' if checked }}
                            {{ 'disabled' if field.flags.disabled or (field.flags.readonly and not checked) }}
diff --git a/keg_elements/templates/keg_elements/forms/horizontal_b4.html b/keg_elements/templates/keg_elements/forms/horizontal_b4.html
index 146213d..f6dcdfb 100644
--- a/keg_elements/templates/keg_elements/forms/horizontal_b4.html
+++ b/keg_elements/templates/keg_elements/forms/horizontal_b4.html
@@ -196,7 +196,7 @@
                 <label>
                     <input type="radio"
                            name="{{ field.id }}"
-                           id="{{ field.id }}"
+                           id="{{ field.id }}-{{ value | lower }}"
                            value="{{ value }}"
                            {{ 'checked' if checked }}
                            {{ 'disabled' if field.flags.disabled or (field.flags.readonly and not checked) }}