diff --git a/doc/apiref.rst b/doc/apiref.rst
index aad0d6c..3e5f9f2 100644
--- a/doc/apiref.rst
+++ b/doc/apiref.rst
@@ -713,7 +713,7 @@ subset of).
           json_t *json;
           json_error_t error;
 
-          json = json_load_file("/path/to/file.json", &error);
+          json = json_load_file("/path/to/file.json", 0, &error);
           if(!json) {
               /* the error variable contains error information */
           }
@@ -729,32 +729,35 @@ subset of).
 
 The following functions perform the actual JSON decoding.
 
-.. cfunction:: json_t *json_loads(const char *input, json_error_t *error)
+.. cfunction:: json_t *json_loads(const char *input, size_t flags, json_error_t *error)
 
    .. refcounting:: new
 
    Decodes the JSON string *input* and returns the array or object it
    contains, or *NULL* on error, in which case *error* is filled with
    information about the error. See above for discussion on the
-   *error* parameter.
+   *error* parameter. *flags* is currently unused, and should be set
+   to 0.
 
-.. cfunction:: json_t *json_loadf(FILE *input, json_error_t *error)
+.. cfunction:: json_t *json_loadf(FILE *input, size_t flags, json_error_t *error)
 
    .. refcounting:: new
 
    Decodes the JSON text in stream *input* and returns the array or
    object it contains, or *NULL* on error, in which case *error* is
    filled with information about the error. See above for discussion
-   on the *error* parameter.
+   on the *error* parameter. *flags* is currently unused, and should
+   be set to 0.
 
-.. cfunction:: json_t *json_load_file(const char *path, json_error_t *error)
+.. cfunction:: json_t *json_load_file(const char *path, size_t flags, json_error_t *error)
 
    .. refcounting:: new
 
    Decodes the JSON text in file *path* and returns the array or
    object it contains, or *NULL* on error, in which case *error* is
    filled with information about the error. See above for discussion
-   on the *error* parameter.
+   on the *error* parameter. *flags* is currently unused, and should
+   be set to 0.
 
 
 Equality
diff --git a/doc/github_commits.c b/doc/github_commits.c
index 0fc1a1b..707aac4 100644
--- a/doc/github_commits.c
+++ b/doc/github_commits.c
@@ -117,7 +117,7 @@ int main(int argc, char *argv[])
     if(!text)
         return 1;
 
-    root = json_loads(text, &error);
+    root = json_loads(text, 0, &error);
     free(text);
 
     if(!root)
diff --git a/doc/tutorial.rst b/doc/tutorial.rst
index caa11c2..eded745 100644
--- a/doc/tutorial.rst
+++ b/doc/tutorial.rst
@@ -152,7 +152,7 @@ function.
 Next we'll call :cfunc:`json_loads()` to decode the JSON text we got
 as a response::
 
-    root = json_loads(text, &error);
+    root = json_loads(text, 0, &error);
     free(text);
 
     if(!root)
diff --git a/src/jansson.h b/src/jansson.h
index 5d335ae..41f9c9d 100644
--- a/src/jansson.h
+++ b/src/jansson.h
@@ -177,9 +177,9 @@ typedef struct {
     int line;
 } json_error_t;
 
-json_t *json_loads(const char *input, json_error_t *error);
-json_t *json_loadf(FILE *input, json_error_t *error);
-json_t *json_load_file(const char *path, json_error_t *error);
+json_t *json_loads(const char *input, size_t flags, json_error_t *error);
+json_t *json_loadf(FILE *input, size_t flags, json_error_t *error);
+json_t *json_load_file(const char *path, size_t flags, json_error_t *error);
 
 #define JSON_INDENT(n)      (n & 0x1F)
 #define JSON_COMPACT        0x20
diff --git a/src/load.c b/src/load.c
index 2a360ff..0576080 100644
--- a/src/load.c
+++ b/src/load.c
@@ -811,10 +811,11 @@ static int string_eof(void *data)
     return (stream->data[stream->pos] == '\0');
 }
 
-json_t *json_loads(const char *string, json_error_t *error)
+json_t *json_loads(const char *string, size_t flags, json_error_t *error)
 {
     lex_t lex;
     json_t *result;
+    (void)flags; /* unused */
 
     string_data_t stream_data = {
         .data = string,
@@ -840,10 +841,11 @@ out:
     return result;
 }
 
-json_t *json_loadf(FILE *input, json_error_t *error)
+json_t *json_loadf(FILE *input, size_t flags, json_error_t *error)
 {
     lex_t lex;
     json_t *result;
+    (void)flags; /* unused */
 
     if(lex_init(&lex, (get_func)fgetc, (eof_func)feof, input))
         return NULL;
@@ -864,7 +866,7 @@ out:
     return result;
 }
 
-json_t *json_load_file(const char *path, json_error_t *error)
+json_t *json_load_file(const char *path, size_t flags, json_error_t *error)
 {
     json_t *result;
     FILE *fp;
@@ -879,7 +881,7 @@ json_t *json_load_file(const char *path, json_error_t *error)
         return NULL;
     }
 
-    result = json_loadf(fp, error);
+    result = json_loadf(fp, flags, error);
 
     fclose(fp);
     return result;
diff --git a/test/bin/json_process.c b/test/bin/json_process.c
index a32f1d0..cff820b 100644
--- a/test/bin/json_process.c
+++ b/test/bin/json_process.c
@@ -59,7 +59,7 @@ int main(int argc, char *argv[])
     if(getenv_int("JSON_SORT_KEYS"))
         flags |= JSON_SORT_KEYS;
 
-    json = json_loadf(stdin, &error);
+    json = json_loadf(stdin, 0, &error);
     if(!json) {
         fprintf(stderr, "%d\n%s\n", error.line, error.text);
         return 1;
diff --git a/test/suites/api/test_copy.c b/test/suites/api/test_copy.c
index e4705f4..1c8a066 100644
--- a/test/suites/api/test_copy.c
+++ b/test/suites/api/test_copy.c
@@ -176,7 +176,7 @@ static void test_copy_array(void)
     json_t *array, *copy;
     size_t i;
 
-    array = json_loads(json_array_text, NULL);
+    array = json_loads(json_array_text, 0, NULL);
     if(!array)
         fail("unable to parse an array");
 
@@ -205,7 +205,7 @@ static void test_deep_copy_array(void)
     json_t *array, *copy;
     size_t i;
 
-    array = json_loads(json_array_text, NULL);
+    array = json_loads(json_array_text, 0, NULL);
     if(!array)
         fail("unable to parse an array");
 
@@ -235,7 +235,7 @@ static void test_copy_object(void)
     json_t *object, *copy;
     void *iter;
 
-    object = json_loads(json_object_text, NULL);
+    object = json_loads(json_object_text, 0, NULL);
     if(!object)
         fail("unable to parse an object");
 
@@ -275,7 +275,7 @@ static void test_deep_copy_object(void)
     json_t *object, *copy;
     void *iter;
 
-    object = json_loads(json_object_text, NULL);
+    object = json_loads(json_object_text, 0, NULL);
     if(!object)
         fail("unable to parse an object");
 
diff --git a/test/suites/api/test_equal.c b/test/suites/api/test_equal.c
index 111ee26..3b4ec2a 100644
--- a/test/suites/api/test_equal.c
+++ b/test/suites/api/test_equal.c
@@ -167,8 +167,8 @@ static void test_equal_complex()
 "    \"array\": [\"foo\", false, null, 1.234]"
 "}";
 
-    value1 = json_loads(complex_json, NULL);
-    value2 = json_loads(complex_json, NULL);
+    value1 = json_loads(complex_json, 0, NULL);
+    value2 = json_loads(complex_json, 0, NULL);
     if(!value1 || !value2)
         fail("unable to parse JSON");
     if(!json_equal(value1, value2))
diff --git a/test/suites/api/test_load.c b/test/suites/api/test_load.c
index 0934ea8..b022a3a 100644
--- a/test/suites/api/test_load.c
+++ b/test/suites/api/test_load.c
@@ -14,7 +14,7 @@ int main()
     json_t *json;
     json_error_t error;
 
-    json = json_load_file("/path/to/nonexistent/file.json", &error);
+    json = json_load_file("/path/to/nonexistent/file.json", 0, &error);
     if(error.line != -1)
         fail("json_load_file returned an invalid line number");
     if(strcmp(error.text, "unable to open /path/to/nonexistent/file.json: No such file or directory") != 0)