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-rw-r--r--tools/lib/bpf/Makefile1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile
index b393b5e82380..5f7086fae31c 100644
--- a/tools/lib/bpf/Makefile
+++ b/tools/lib/bpf/Makefile
@@ -84,6 +84,7 @@ else
endif
# Append required CFLAGS
+override CFLAGS += -std=gnu89
override CFLAGS += $(EXTRA_WARNINGS) -Wno-switch-enum
override CFLAGS += -Werror -Wall
override CFLAGS += $(INCLUDES)