diff --git a/sys/conf/Makefile.arm b/sys/conf/Makefile.arm
index 20e7b71b1d1..10939db86cb 100644
--- a/sys/conf/Makefile.arm
+++ b/sys/conf/Makefile.arm
@@ -44,7 +44,9 @@ CFLAGS += -mno-thumb-interwork
 .endif
 
 .if empty(DDB_ENABLED)
+.if !defined(WITH_ARM_EABI)
 CFLAGS += -mno-apcs-frame
+.endif
 .elif defined(WITH_ARM_EABI)
 CFLAGS += -funwind-tables
 .if ${COMPILER_TYPE} == "clang"