diff --git a/boards/arm/tiva/lm3s6965-ek/configs/qemu-kostest/defconfig b/boards/arm/tiva/lm3s6965-ek/configs/qemu-kostest/defconfig
index 387ec7be5bc..45eae83c724 100644
--- a/boards/arm/tiva/lm3s6965-ek/configs/qemu-kostest/defconfig
+++ b/boards/arm/tiva/lm3s6965-ek/configs/qemu-kostest/defconfig
@@ -41,7 +41,6 @@ CONFIG_SYMTAB_ORDEREDBYNAME=y
 CONFIG_TESTING_OSTEST=y
 CONFIG_TESTING_OSTEST_NBARRIER_THREADS=3
 CONFIG_TESTING_OSTEST_STACKSIZE=2048
-CONFIG_TIVA_ETHERNET=y
 CONFIG_TIVA_UART0=y
 CONFIG_TIVA_WITH_QEMU=y
 CONFIG_UART0_SERIAL_CONSOLE=y