diff --git a/tutorials/zephyr/http-server/prj.conf b/tutorials/zephyr/http-server/prj.conf
index 593476fc..9f8533f3 100644
--- a/tutorials/zephyr/http-server/prj.conf
+++ b/tutorials/zephyr/http-server/prj.conf
@@ -18,6 +18,7 @@ CONFIG_MAIN_STACK_SIZE=8192
 CONFIG_IDLE_STACK_SIZE=1024
 
 CONFIG_MBEDTLS=y
+CONFIG_MBEDTLS_DEBUG=y
 CONFIG_MBEDTLS_SSL_MAX_CONTENT_LEN=2048
 CONFIG_MBEDTLS_PEM_CERTIFICATE_FORMAT=y
 CONFIG_MBEDTLS_ECDH_C=y
diff --git a/tutorials/zephyr/websocket-server/prj.conf b/tutorials/zephyr/websocket-server/prj.conf
index 593476fc..9f8533f3 100644
--- a/tutorials/zephyr/websocket-server/prj.conf
+++ b/tutorials/zephyr/websocket-server/prj.conf
@@ -18,6 +18,7 @@ CONFIG_MAIN_STACK_SIZE=8192
 CONFIG_IDLE_STACK_SIZE=1024
 
 CONFIG_MBEDTLS=y
+CONFIG_MBEDTLS_DEBUG=y
 CONFIG_MBEDTLS_SSL_MAX_CONTENT_LEN=2048
 CONFIG_MBEDTLS_PEM_CERTIFICATE_FORMAT=y
 CONFIG_MBEDTLS_ECDH_C=y