diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/RustServerCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/RustServerCodegen.java
index 7289d7c693c9..57e0ebb22077 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/RustServerCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/RustServerCodegen.java
@@ -1573,7 +1573,7 @@ private void processParam(CodegenParameter param, CodegenOperation op) {
         once(LOGGER).warn("4.3.0 has deprecated the use of vendor extensions which don't follow lower-kebab casing standards with x- prefix.");
 
         // If a parameter uses UUIDs, we need to import the UUID package.
-        if (param.dataType.equals(uuidType)) {
+        if (uuidType.equals(param.dataType)) {
             additionalProperties.put("apiUsesUuid", true);
         }