diff --git a/dmdynamicjson.c b/dmdynamicjson.c
index f9e25f8f..5d98111c 100644
--- a/dmdynamicjson.c
+++ b/dmdynamicjson.c
@@ -97,7 +97,8 @@ static void generate_prefixobj_and_obj_full_obj(char *full_obj, char **prefix_ob
 {
 	char *pch = NULL, *pchr = NULL, *tmp_obj = NULL;
 
-	char *str = dmstrdupjson(full_obj);
+	char *full_object = replace_str(full_obj, ".{i}.", ".");
+	char *str = dmstrdupjson(full_object);
 	for (pch = strtok_r(str, ".", &pchr); pch != NULL; pch = strtok_r(NULL, ".", &pchr)) {
 		if (pchr != NULL && *pchr != '\0') {
 			if (*prefix_obj == NULL) {
@@ -112,7 +113,8 @@ static void generate_prefixobj_and_obj_full_obj(char *full_obj, char **prefix_ob
 			*obj = dmstrdupjson(pch);
 		}
 	}
-	if(str) dmfreejson(str);
+	dmfreejson(str);
+	dmfree(full_object);
 }
 
 static char *generate_obj_without_instance(char *full_obj, bool is_obj)
diff --git a/test/files/etc/bbfdm/json/X_IOPSYS_EU_Dropbear.json b/test/files/etc/bbfdm/json/X_IOPSYS_EU_Dropbear.json
index 4a2fb033..7c2a93ca 100644
--- a/test/files/etc/bbfdm/json/X_IOPSYS_EU_Dropbear.json
+++ b/test/files/etc/bbfdm/json/X_IOPSYS_EU_Dropbear.json
@@ -1,5 +1,5 @@
 {
-	"Device.X_IOPSYS_EU_Dropbear.": {
+	"Device.X_IOPSYS_EU_Dropbear.{i}.": {
 		"type": "object", 
 		"protocols": [
 			"cwmp", 
@@ -36,7 +36,7 @@
 						"option": {
 							"name": "dropbearalias"
 						},
-						"path":"/etc/bbfdm",
+						"path":"/etc/bbfdm"
 					}
 				}
 			]