diff --git a/core/src/main/java/io/kestra/core/docs/JsonSchemaGenerator.java b/core/src/main/java/io/kestra/core/docs/JsonSchemaGenerator.java
index 7e8df297b0c..58801a563e2 100644
--- a/core/src/main/java/io/kestra/core/docs/JsonSchemaGenerator.java
+++ b/core/src/main/java/io/kestra/core/docs/JsonSchemaGenerator.java
@@ -16,6 +16,7 @@
 import com.github.victools.jsonschema.module.jakarta.validation.JakartaValidationOption;
 import com.github.victools.jsonschema.module.swagger2.Swagger2Module;
 import com.google.common.collect.ImmutableMap;
+import io.kestra.core.models.property.Data;
 import io.kestra.core.models.property.Property;
 import io.kestra.core.models.annotations.Plugin;
 import io.kestra.core.models.annotations.PluginProperty;
@@ -277,6 +278,8 @@ public CustomDefinition provideCustomSchemaDefinition(ResolvedType javaType, Sch
                 if (!String.class.isAssignableFrom(targetType) && String.class.isAssignableFrom(member.getType().getErasedType())) {
                     memberAttributes.put("pattern", ".*{{.*}}.*");
                 }
+            } else if (member.getDeclaredType().isInstanceOf(Data.class)) {
+                memberAttributes.put("$dynamic", false);
             }
         });