diff --git a/plugins/in_calyptia_fleet/in_calyptia_fleet.c b/plugins/in_calyptia_fleet/in_calyptia_fleet.c
index ea8bd511873..ee5fd2d980f 100644
--- a/plugins/in_calyptia_fleet/in_calyptia_fleet.c
+++ b/plugins/in_calyptia_fleet/in_calyptia_fleet.c
@@ -1147,6 +1147,7 @@ static int in_calyptia_fleet_init(struct flb_input_instance *in,
 
         if (tmpdir == NULL) {
             flb_plg_error(in, "unable to find temporary directory (%%TEMP%%).");
+            flb_free(ctx);
             return -1;
         }
 
@@ -1154,6 +1155,7 @@ static int in_calyptia_fleet_init(struct flb_input_instance *in,
 
         if (ctx->config_dir == NULL) {
             flb_plg_error(in, "unable to allocate config-dir.");
+            flb_free(ctx);
             return -1;
         }
         flb_sds_printf(&ctx->config_dir, "%s" PATH_SEPARATOR "%s", tmpdir, "calyptia-fleet");
@@ -1202,6 +1204,7 @@ static int in_calyptia_fleet_init(struct flb_input_instance *in,
 
     if (ret == -1) {
         flb_plg_error(ctx->ins, "could not initialize collector for fleet input plugin");
+        flb_upstream_destroy(ctx->u);
         flb_free(ctx);
         return -1;
     }