diff --git a/c/src/lib/libbsp/arm/stm32f4/configure.ac b/c/src/lib/libbsp/arm/stm32f4/configure.ac
index 0d9b861c34..cc71ffe5c0 100644
--- a/c/src/lib/libbsp/arm/stm32f4/configure.ac
+++ b/c/src/lib/libbsp/arm/stm32f4/configure.ac
@@ -14,6 +14,7 @@ RTEMS_PROG_CCAS
 RTEMS_CHECK_NETWORKING
 AM_CONDITIONAL(HAS_NETWORKING,test "$HAS_NETWORKING" = "yes")
 
+RTEMS_BSPOPTS_SET([BSP_SMALL_MEMORY],[stm32f105rc],[1])
 RTEMS_BSPOPTS_SET([BSP_SMALL_MEMORY],[*],[])
 RTEMS_BSPOPTS_HELP([BSP_SMALL_MEMORY],[disable testsuite samples with high memory demands])