diff --git a/src/plugins/projectexplorer/jsonwizard/jsonfieldpage.cpp b/src/plugins/projectexplorer/jsonwizard/jsonfieldpage.cpp
index ca825246b3e..33ce78cf383 100644
--- a/src/plugins/projectexplorer/jsonwizard/jsonfieldpage.cpp
+++ b/src/plugins/projectexplorer/jsonwizard/jsonfieldpage.cpp
@@ -955,7 +955,7 @@ bool JsonFieldPage::isComplete() const
                 showError(message);
                 hasErrorMessage = true;
             }
-            if (f->isMandatory())
+            if (f->isMandatory() && !f->widget()->isHidden())
                 result = false;
         }
     }