diff --git a/var/spack/repos/builtin/packages/xrootd/package.py b/var/spack/repos/builtin/packages/xrootd/package.py
index 8b964368993..b48c22b729b 100644
--- a/var/spack/repos/builtin/packages/xrootd/package.py
+++ b/var/spack/repos/builtin/packages/xrootd/package.py
@@ -112,6 +112,7 @@ class Xrootd(CMakePackage):
     conflicts("^cmake@:3.0", when="@5.0.0")
     conflicts("^cmake@:3.15.99", when="@5.5.4:5.5")
     depends_on("davix", when="+davix")
+    depends_on("pkgconfig", type="build", when="+davix")
     depends_on("libxml2", when="+http")
     depends_on("uuid", when="@4.11.0:")
     depends_on("openssl@:1", when="@:5.4")