diff --git a/subsys/net/lib/nrf_provisioning/Kconfig b/subsys/net/lib/nrf_provisioning/Kconfig
index f80d512365..9d63ee90a0 100644
--- a/subsys/net/lib/nrf_provisioning/Kconfig
+++ b/subsys/net/lib/nrf_provisioning/Kconfig
@@ -64,6 +64,10 @@ config NRF_PROVISIONING_TX_BUF_SZ
 	int "TX buffer size"
 	default 2048
 
+config NRF_PROVISIONING_STACK_SIZE
+	int "Provisioning thread stack size"
+	default 2048
+
 config NRF_PROVISIONING_JWT_SEC_TAG
 	int "Provision Service's security tag, private Device Identity key used by default"
 	default 0
diff --git a/subsys/net/lib/nrf_provisioning/src/nrf_provisioning.c b/subsys/net/lib/nrf_provisioning/src/nrf_provisioning.c
index c2582f0d97..aaa716c19e 100644
--- a/subsys/net/lib/nrf_provisioning/src/nrf_provisioning.c
+++ b/subsys/net/lib/nrf_provisioning/src/nrf_provisioning.c
@@ -650,7 +650,7 @@ int nrf_provisioning_req(void)
 	return ret;
 }
 
-#define NRF_PROVISIONING_STACK_SIZE 3072
+#define NRF_PROVISIONING_STACK_SIZE CONFIG_NRF_PROVISIONING_STACK_SIZE
 #define NRF_PROVISIONING_PRIORITY 5
 
 K_THREAD_DEFINE(nrf_provisioning, NRF_PROVISIONING_STACK_SIZE,