diff --git a/bin/build-ghostty.sh b/bin/build-ghostty.sh
index d9a3edf..06f8abb 100755
--- a/bin/build-ghostty.sh
+++ b/bin/build-ghostty.sh
@@ -22,7 +22,7 @@ if [ "${GHOSTTY_VERSION}" = "tip" ]; then
 	export UPINFO="gh-releases-zsync|$(echo "${GITHUB_REPOSITORY}" | tr '/' '|')|tip|Ghostty-*$ARCH.AppImage.zsync"
 	wget "https://github.com/ghostty-org/ghostty/releases/download/tip/ghostty-source.tar.gz" -O "ghostty-${GHOSTTY_VERSION}.tar.gz"
 	wget "https://github.com/ghostty-org/ghostty/releases/download/tip/ghostty-source.tar.gz.minisig" -O "ghostty-${GHOSTTY_VERSION}.tar.gz.minisig"
-	GHOSTTY_VERSION="$(tar -tf "ghostty-${GHOSTTY_VERSION}.tar.gz" --wildcards "*zig.zon.txt" | awk -F'[-/]' '{print $2"-"$3}')"
+	GHOSTTY_VERSION="$(tar -tf "ghostty-${GHOSTTY_VERSION}.tar.gz" --wildcards "*zig.zon.txt" | awk '-F[-/]' '{print $2"-"$3"-"$4}')"
 	echo "${GHOSTTY_VERSION}" >VERSION
 	mv ghostty-tip.tar.gz "ghostty-${GHOSTTY_VERSION}.tar.gz"
 	mv ghostty-tip.tar.gz.minisig "ghostty-${GHOSTTY_VERSION}.tar.gz.minisig"