diff --git a/.config/yadm/bootstrap.d/install-delta b/.config/yadm/bootstrap.d/install-delta
index 788343d..9e50c64 100755
--- a/.config/yadm/bootstrap.d/install-delta
+++ b/.config/yadm/bootstrap.d/install-delta
@@ -9,7 +9,7 @@ INSTALL_DIR="${HOME}/.local/bin"
 INSTALLED_VERSION=""
 
 if [[ -x "$(command -v delta)" ]]; then
-  INSTALLED_VERSION="$(delta --version | grep -o '[0-9.]\+')"
+  INSTALLED_VERSION="$(delta --version | grep -o '[0-9]\+\.[0-9]\+\.[0-9]\+')"
 fi
 
 if [[ "$VERSION" == "$INSTALLED_VERSION" ]]; then