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-rw-r--r--src/pru/Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/pru/Makefile b/src/pru/Makefile
index ae70a7da..38f262ec 100644
--- a/src/pru/Makefile
+++ b/src/pru/Makefile
@@ -6,7 +6,7 @@ CROSS_PREFIX=pru-
dirs-y += src/pru src/generic
dirs-y += lib/pru_rpmsg
-CFLAGS += -minrt -mmcu=am335x.pru1
+CFLAGS += -Os -minrt -mmcu=am335x.pru1
CFLAGS += -Ilib/pru_rpmsg/include -Ilib/pru_rpmsg/include/am335x
CFLAGS_klipper.elf := $(filter-out -mmcu=%, $(CFLAGS))