diff --git a/recipes-security/optee/optee-os_%.bbappend b/recipes-security/optee/optee-os_%.bbappend
index db9064de..83eb9c6a 100644
--- a/recipes-security/optee/optee-os_%.bbappend
+++ b/recipes-security/optee/optee-os_%.bbappend
@@ -6,8 +6,8 @@ DEPENDS_append_ti-soc = " python3-cryptography-native"
 
 EXTRA_OEMAKE_append_k3 = "${@ 'CFG_CONSOLE_UART='+ d.getVar('OPTEE_K3_USART') if d.getVar('OPTEE_K3_USART') else ''}"
 
-EXTRA_OEMAKE_append_am62xx-evm = " CFG_TEE_CORE_LOG_LEVEL=1"
-EXTRA_OEMAKE_append_am62xx-lp-evm = " CFG_TEE_CORE_LOG_LEVEL=1"
+EXTRA_OEMAKE_append_am62xx-evm = " CFG_WITH_SOFTWARE_PRNG=y CFG_TEE_CORE_LOG_LEVEL=1"
+EXTRA_OEMAKE_append_am62xx-lp-evm = " CFG_WITH_SOFTWARE_PRNG=y CFG_TEE_CORE_LOG_LEVEL=1"
 EXTRA_OEMAKE_append_am62axx-evm = " CFG_TEE_CORE_LOG_LEVEL=1"
 
 do_compile_prepend_ti-soc() {