diff --git a/recipes-ti/ti-rtos-bin/ti-rtos-firmware.bb b/recipes-ti/ti-rtos-bin/ti-rtos-firmware.bb
index 72d85a6b..66c6a4e4 100644
--- a/recipes-ti/ti-rtos-bin/ti-rtos-firmware.bb
+++ b/recipes-ti/ti-rtos-bin/ti-rtos-firmware.bb
@@ -179,12 +179,23 @@ do_install_prepend_am62xx() {
         export TI_SECURE_DEV_PKG=${TI_SECURE_DEV_PKG}
         ( cd ${RTOS_DM_FW_DIR}; \
                 mv ${DM_FIRMWARE} ${DM_FIRMWARE}.unsigned; \
-                ${TI_SECURE_DEV_PKG}/scripts/secure-binary-image.sh ${DM_FIRMWARE}.unsigned ${DM_FIRMWARE}; \
+                if [ -f ${TI_SECURE_DEV_PKG}/scripts/secure-binary-image.sh ]; then \
+                    ${TI_SECURE_DEV_PKG}/scripts/secure-binary-image.sh ${DM_FIRMWARE}.unsigned ${DM_FIRMWARE}; \
+                else \
+                    echo "Warning: TI_SECURE_DEV_PKG not set, ${DM_FIRMWARE} not signed."; \
+                    cp ${DM_FIRMWARE}.unsigned ${DM_FIRMWARE}; \
+                fi; \
         )
         ( cd ${RTOS_IPC_FW_DIR}; \
                 mv am62-mcu-m4f0_0-fw ipc_echo_baremetal_test_mcu2_0_release_strip.xer5f; \
-                ${TI_SECURE_DEV_PKG}/scripts/secure-binary-image.sh ipc_echo_baremetal_test_mcu2_0_release_strip.xer5f \
-                    ipc_echo_baremetal_test_mcu2_0_release_strip.xer5f.signed; \
+
+                if [ -f ${TI_SECURE_DEV_PKG}/scripts/secure-binary-image.sh ]; then \
+                    ${TI_SECURE_DEV_PKG}/scripts/secure-binary-image.sh ipc_echo_baremetal_test_mcu2_0_release_strip.xer5f \
+                        ipc_echo_baremetal_test_mcu2_0_release_strip.xer5f.signed; \
+                else \
+                    echo "Warning: TI_SECURE_DEV_PKG not set, ipc_echo_baremetal_test_mcu2_0_release_strip.xer5f not signed"; \
+                    cp ipc_echo_baremetal_test_mcu2_0_release_strip.xer5f ipc_echo_baremetal_test_mcu2_0_release_strip.xer5f.signed; \
+                fi; \
         )
 }