diff --git a/package/boot/uboot-omap/patches/104-omap3-overo-enable-thumb.patch b/package/boot/uboot-omap/patches/104-omap3-overo-enable-thumb.patch
new file mode 100644
index 0000000000..ca928c996c
--- /dev/null
+++ b/package/boot/uboot-omap/patches/104-omap3-overo-enable-thumb.patch
@@ -0,0 +1,18 @@
+Index: u-boot-2017.01/include/configs/omap3_overo.h
+===================================================================
+--- u-boot-2017.01.orig/include/configs/omap3_overo.h
++++ u-boot-2017.01/include/configs/omap3_overo.h
+@@ -11,6 +11,13 @@
+ #define CONFIG_NAND
+ 
+ #include <configs/ti_omap3_common.h>
++
++/* try to enable thumb - unknown if it's working
++ * but otherwise it's too big for spl */
++#ifndef CONFIG_SYS_THUMB_BUILD
++#define CONFIG_SYS_THUMB_BUILD
++#endif
++
+ /*
+  * We are only ever GP parts and will utilize all of the "downloaded image"
+  * area in SRAM which starts at 0x40200000 and ends at 0x4020FFFF (64KB).