diff --git a/components/fatfs/test/test_fatfs_common.c b/components/fatfs/test/test_fatfs_common.c
index 7ab7fb2eb1..7390a7475f 100644
--- a/components/fatfs/test/test_fatfs_common.c
+++ b/components/fatfs/test/test_fatfs_common.c
@@ -502,8 +502,9 @@ void test_fatfs_concurrent(const char* filename_prefix)
 
     const int cpuid_0 = 0;
     const int cpuid_1 = portNUM_PROCESSORS - 1;
-    xTaskCreatePinnedToCore(&read_write_task, "rw1", 2048, &args1, 3, NULL, cpuid_0);
-    xTaskCreatePinnedToCore(&read_write_task, "rw2", 2048, &args2, 3, NULL, cpuid_1);
+    const int stack_size = 4096;
+    xTaskCreatePinnedToCore(&read_write_task, "rw1", stack_size, &args1, 3, NULL, cpuid_0);
+    xTaskCreatePinnedToCore(&read_write_task, "rw2", stack_size, &args2, 3, NULL, cpuid_1);
 
     xSemaphoreTake(args1.done, portMAX_DELAY);
     printf("f1 done\n");
@@ -519,10 +520,10 @@ void test_fatfs_concurrent(const char* filename_prefix)
 
     printf("reading f1 and f2, writing f3 and f4\n");
 
-    xTaskCreatePinnedToCore(&read_write_task, "rw3", 2048, &args3, 3, NULL, cpuid_1);
-    xTaskCreatePinnedToCore(&read_write_task, "rw4", 2048, &args4, 3, NULL, cpuid_0);
-    xTaskCreatePinnedToCore(&read_write_task, "rw1", 2048, &args1, 3, NULL, cpuid_0);
-    xTaskCreatePinnedToCore(&read_write_task, "rw2", 2048, &args2, 3, NULL, cpuid_1);
+    xTaskCreatePinnedToCore(&read_write_task, "rw3", stack_size, &args3, 3, NULL, cpuid_1);
+    xTaskCreatePinnedToCore(&read_write_task, "rw4", stack_size, &args4, 3, NULL, cpuid_0);
+    xTaskCreatePinnedToCore(&read_write_task, "rw1", stack_size, &args1, 3, NULL, cpuid_0);
+    xTaskCreatePinnedToCore(&read_write_task, "rw2", stack_size, &args2, 3, NULL, cpuid_1);
 
     xSemaphoreTake(args1.done, portMAX_DELAY);
     printf("f1 done\n");