diff --git a/common/environment/configure/timestamp-macros.sh b/common/environment/configure/timestamp-macros.sh
index 08817272c4..25f8aa4586 100644
--- a/common/environment/configure/timestamp-macros.sh
+++ b/common/environment/configure/timestamp-macros.sh
@@ -2,7 +2,7 @@ if [ -n "$XBPS_COMMIT_TIMESTAMP" ]; then
 	CFLAGS+=" -Wno-builtin-macro-redefined"
 	CXXFLAGS+=" -Wno-builtin-macro-redefined"
 	for i in "DATE,%b\x20%d\x20%Y" "TIME,%H:%M:%S" "DATETIME,%b\x20%d\x20%Y\x20%H:%M:%S"; do
-		CFLAGS+=" -U__${i%%,*}__ -D__${i%%,*}__=\\\\\\\"$(LC_ALL=C date --date "$XBPS_COMMIT_TIMESTAMP" +"${i#*,}")\\\\\\\""
-		CXXFLAGS+=" -U__${i%%,*}__ -D__${i%%,*}__=\\\\\\\"$(LC_ALL=C date --date "$XBPS_COMMIT_TIMESTAMP" +"${i#*,}")\\\\\\\""
+		CFLAGS+=" -U__${i%%,*}__ -D__${i%%,*}__=\\\"$(LC_ALL=C date --date "$XBPS_COMMIT_TIMESTAMP" +"${i#*,}")\\\""
+		CXXFLAGS+=" -U__${i%%,*}__ -D__${i%%,*}__=\\\"$(LC_ALL=C date --date "$XBPS_COMMIT_TIMESTAMP" +"${i#*,}")\\\""
 	done
 fi