diff -r eeb2fc3850e2 -r 12fa1d37fe48 src/json.c
--- a/src/json.c	Thu May 15 15:43:30 2025 +0200
+++ b/src/json.c	Thu May 15 16:02:54 2025 +0200
@@ -500,7 +500,7 @@
 
         if (all_printable && escape) {
             size_t capa = str.length + 32;
-            char *space = malloc(capa);
+            char *space = cxMalloc(cxDefaultAllocator, capa);
             if (space == NULL) return cx_mutstrn(NULL, 0);
             cxBufferInit(&buf, space, capa, NULL, CX_BUFFER_AUTO_EXTEND);
             cxBufferWrite(str.ptr, 1, i, &buf);
@@ -631,10 +631,10 @@
 void cxJsonDestroy(CxJson *json) {
     cxBufferDestroy(&json->buffer);
     if (json->states != json->states_internal) {
-        free(json->states);
+        cxFree(cxDefaultAllocator, json->states);
     }
     if (json->vbuf != json->vbuf_internal) {
-        free(json->vbuf);
+        cxFree(cxDefaultAllocator, json->vbuf);
     }
     cxJsonValueFree(json->parsed);
     json->parsed = NULL;
@@ -984,67 +984,67 @@
         if (values[i] == NULL) break;
         cxJsonValueFree(values[i]);
     }
-    free(values);
+    cxFree(cxDefaultAllocator, values);
 }
 // LCOV_EXCL_STOP
 
 int cxJsonArrAddNumbers(CxJsonValue* arr, const double* num, size_t count) {
-    CxJsonValue** values = calloc(count, sizeof(CxJsonValue*));
+    CxJsonValue** values = cxCalloc(cxDefaultAllocator, count, sizeof(CxJsonValue*));
     if (values == NULL) return -1;
     for (size_t i = 0; i < count; i++) {
         values[i] = cxJsonCreateNumber(arr->allocator, num[i]);
         if (values[i] == NULL) { json_arr_free_temp(values, count); return -1; }
     }
     int ret = cxJsonArrAddValues(arr, values, count);
-    free(values);
+    cxFree(cxDefaultAllocator, values);
     return ret;
 }
 
 int cxJsonArrAddIntegers(CxJsonValue* arr, const int64_t* num, size_t count) {
-    CxJsonValue** values = calloc(count, sizeof(CxJsonValue*));
+    CxJsonValue** values = cxCalloc(cxDefaultAllocator, count, sizeof(CxJsonValue*));
     if (values == NULL) return -1;
     for (size_t i = 0; i < count; i++) {
         values[i] = cxJsonCreateInteger(arr->allocator, num[i]);
         if (values[i] == NULL) { json_arr_free_temp(values, count); return -1; }
     }
     int ret = cxJsonArrAddValues(arr, values, count);
-    free(values);
+    cxFree(cxDefaultAllocator, values);
     return ret;
 }
 
 int cxJsonArrAddStrings(CxJsonValue* arr, const char* const* str, size_t count) {
-    CxJsonValue** values = calloc(count, sizeof(CxJsonValue*));
+    CxJsonValue** values = cxCalloc(cxDefaultAllocator, count, sizeof(CxJsonValue*));
     if (values == NULL) return -1;
     for (size_t i = 0; i < count; i++) {
         values[i] = cxJsonCreateString(arr->allocator, str[i]);
         if (values[i] == NULL) { json_arr_free_temp(values, count); return -1; }
     }
     int ret = cxJsonArrAddValues(arr, values, count);
-    free(values);
+    cxFree(cxDefaultAllocator, values);
     return ret;
 }
 
 int cxJsonArrAddCxStrings(CxJsonValue* arr, const cxstring* str, size_t count) {
-    CxJsonValue** values = calloc(count, sizeof(CxJsonValue*));
+    CxJsonValue** values = cxCalloc(cxDefaultAllocator, count, sizeof(CxJsonValue*));
     if (values == NULL) return -1;
     for (size_t i = 0; i < count; i++) {
         values[i] = cxJsonCreateCxString(arr->allocator, str[i]);
         if (values[i] == NULL) { json_arr_free_temp(values, count); return -1; }
     }
     int ret = cxJsonArrAddValues(arr, values, count);
-    free(values);
+    cxFree(cxDefaultAllocator, values);
     return ret;
 }
 
 int cxJsonArrAddLiterals(CxJsonValue* arr, const CxJsonLiteral* lit, size_t count) {
-    CxJsonValue** values = calloc(count, sizeof(CxJsonValue*));
+    CxJsonValue** values = cxCalloc(cxDefaultAllocator, count, sizeof(CxJsonValue*));
     if (values == NULL) return -1;
     for (size_t i = 0; i < count; i++) {
         values[i] = cxJsonCreateLiteral(arr->allocator, lit[i]);
         if (values[i] == NULL) { json_arr_free_temp(values, count); return -1; }
     }
     int ret = cxJsonArrAddValues(arr, values, count);
-    free(values);
+    cxFree(cxDefaultAllocator, values);
     return ret;
 }