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-rw-r--r--GNUmakefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/GNUmakefile b/GNUmakefile
index 1ccb2bb0..61f0ca55 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -573,7 +573,7 @@ source-only: all
 %.8:	%
 	@echo .TH $* 8 $(BUILD_DATE) "afl++" > $@
 	@echo .SH NAME >> $@
-	@echo -n ".B $* \- " >> $@
+	@printf "%s" ".B $* \- " >> $@
 	@./$* -h 2>&1 | head -n 1 | sed -e "s/$$(printf '\e')[^m]*m//g" >> $@
 	@echo >> $@
 	@echo .SH SYNOPSIS >> $@