diff --git a/srcpkgs/llvm18/template b/srcpkgs/llvm18/template
index ce454412c81..1bdc9710f00 100644
--- a/srcpkgs/llvm18/template
+++ b/srcpkgs/llvm18/template
@@ -1,4 +1,4 @@
-# Template file for 'llvm18'.
+# Template file for 'llvm18'
 pkgname=llvm18
 version=18.1.8
 revision=2
@@ -34,7 +34,7 @@ configure_args="
  -DLLDB_PYTHON_EXT_SUFFIX=$_ext_suffix "
 hostmakedepends="perl python3 zlib-devel libffi-devel swig python3-Sphinx
  python3-recommonmark python3-sphinx-automodapi git python3-sphinx-markdown-tables python3-yaml pkg-config
- python3-mdit-py-plugins python3-MyST-Parser python3-markdown-it graphviz"
+ python3-mdit-py-plugins python3-MyST-Parser python3-markdown-it $(vopt_if graphviz graphviz)"
 makedepends="python3-devel zlib-devel elfutils-devel libffi-devel libedit-devel
  libxml2-devel binutils-devel z3"
 short_desc="LLVM Compiler Infrastructure Project - Version 18"
@@ -47,7 +47,7 @@ conflicts="llvm17>=0 llvm15>=0"
 lib32disabled=yes
 python_version=3
 
-build_options="clang clang_tools_extra lld mlir libclc polly lldb flang bolt openmp lto"
+build_options="clang clang_tools_extra lld mlir libclc polly lldb flang bolt openmp lto graphviz"
 build_options_default="clang clang_tools_extra lld mlir libclc polly lldb openmp"
 
 if [ "$XBPS_TARGET_WORDSIZE" = "64" ]; then