diff --git a/tools/unit-test-app/partition_table_unit_test_app.csv b/tools/unit-test-app/partition_table_unit_test_app.csv
index 279f5b69de..ea43d0791c 100644
--- a/tools/unit-test-app/partition_table_unit_test_app.csv
+++ b/tools/unit-test-app/partition_table_unit_test_app.csv
@@ -5,11 +5,11 @@
 nvs,        data, nvs,     0x9000,  0x4000
 otadata,    data, ota,     0xd000,  0x2000
 phy_init,   data, phy,     0xf000,  0x1000
-factory,    0,    0,       0x10000, 1M
+factory,    0,    0,       0x10000, 0x140000
 # these OTA partitions are used for tests, but can't fit real OTA apps in them
 # (done this way so tests can run in 2MB of flash.)
-ota_0,      0,    ota_0,   ,        128K
-ota_1,      0,    ota_1,   ,        128K
+ota_0,      0,    ota_0,   ,        64K
+ota_1,      0,    ota_1,   ,        64K
 # flash_test partition used for SPI flash tests and WL FAT partition
 # 528K is the minimal size needed to create a FAT partition
 # (128 sectors for FAT + 4 sectors for WL)