diff --git a/libbbfdm-api/legacy/dmbbf.c b/libbbfdm-api/legacy/dmbbf.c
index dd3d8c08..7fb1952c 100644
--- a/libbbfdm-api/legacy/dmbbf.c
+++ b/libbbfdm-api/legacy/dmbbf.c
@@ -348,7 +348,7 @@ static bool check_dependency(const char *conf_obj)
 		char *token, *saveptr;
 		for (token = strtok_r(conf_name, ",", &saveptr); token != NULL; token = strtok_r(NULL, ",", &saveptr)) {
 
-			if (!strcmp(pch, "file") && !bbfdm_file_nonzero(token))
+			if (!strcmp(pch, "file") && !file_exists(token))
 				return false;
 
 			if (!strcmp(pch, "ubus") && !dmubus_object_method_exists(token))
diff --git a/libbbfdm-api/version-2/bbfdm_system.c b/libbbfdm-api/version-2/bbfdm_system.c
index 3d65f756..6e0ac8aa 100644
--- a/libbbfdm-api/version-2/bbfdm_system.c
+++ b/libbbfdm-api/version-2/bbfdm_system.c
@@ -35,22 +35,6 @@ bool bbfdm_file_exists(const char *path)
 	return stat(path, &buffer) == 0;
 }
 
-bool bbfdm_file_nonzero(const char *path)
-{
-	struct stat file_stats = {0};
-	int ret;
-
-	if (!path)
-		return false;
-
-	ret = stat(path, &file_stats);
-	if ((ret == 0) && (file_stats.st_size != 0)) {
-		return true;
-	}
-
-	return false;
-}
-
 bool bbfdm_is_regular_file(const char *path)
 {
 	struct stat buffer;
diff --git a/libbbfdm-api/version-2/bbfdm_system.h b/libbbfdm-api/version-2/bbfdm_system.h
index 4c1dbdcf..e24d9d7d 100644
--- a/libbbfdm-api/version-2/bbfdm_system.h
+++ b/libbbfdm-api/version-2/bbfdm_system.h
@@ -36,17 +36,6 @@ bool bbfdm_folder_exists(const char *path);
  */
 bool bbfdm_file_exists(const char *path);
 
-/**
- * @brief Check if a file exists at the given path.
- *
- * This function verifies the existence of a file at the specified path and also
- * checks if file is not empty
- *
- * @param[in] path Path to the file.
- * @return true if the file exists and non-empty, false otherwise.
- */
-bool bbfdm_file_nonzero(const char *path);
-
 /**
  * @brief Check if a file is a regular file.
  *