diff --git a/target/linux/ar71xx/config-4.4 b/target/linux/ar71xx/config-4.4
index 4793bf4deb..abfb127ff6 100644
--- a/target/linux/ar71xx/config-4.4
+++ b/target/linux/ar71xx/config-4.4
@@ -478,3 +478,4 @@ CONFIG_TICK_CPU_ACCOUNTING=y
 CONFIG_USB_SUPPORT=y
 CONFIG_USE_OF=y
 CONFIG_ZONE_DMA_FLAG=0
+CONFIG_MIPS_FPU_EMULATOR=y
diff --git a/target/linux/ar71xx/config-4.9 b/target/linux/ar71xx/config-4.9
index 84b2a0b72b..190d07df26 100644
--- a/target/linux/ar71xx/config-4.9
+++ b/target/linux/ar71xx/config-4.9
@@ -484,3 +484,4 @@ CONFIG_SYS_SUPPORTS_ZBOOT_UART_PROM=y
 CONFIG_TICK_CPU_ACCOUNTING=y
 CONFIG_USB_SUPPORT=y
 CONFIG_USE_OF=y
+CONFIG_MIPS_FPU_EMULATOR=y