diff --git a/cJSON.c b/cJSON.c
index f6d48a57f7234ca4431a7ccb63f4f042fc3bdd38..f1c9f4dcee2dc5ad246286ca51e44d85e3d0539d 100644
--- a/cJSON.c
+++ b/cJSON.c
@@ -327,7 +327,7 @@ static char *print_number(const cJSON *item, printbuffer *p)
             {
                 sprintf(str, "null");
             }
-            else if ((fabs(floor(d) - d) <= DBL_EPSILON) && (fabs(d) < 1.0e60))
+            else if ((fabs(floor(d) - d) <= DBL_EPSILON) && (fabs(d) < 1.0e60L))
             {
                 sprintf(str, "%.0f", d);
             }