diff --git a/var/spack/repos/builtin/packages/libdrm/package.py b/var/spack/repos/builtin/packages/libdrm/package.py
index bebc20f089a..750d3361d96 100644
--- a/var/spack/repos/builtin/packages/libdrm/package.py
+++ b/var/spack/repos/builtin/packages/libdrm/package.py
@@ -38,6 +38,7 @@ class Libdrm(Package):
     version('2.4.59', '105ac7af1afcd742d402ca7b4eb168b6')
     version('2.4.33', '86e4e3debe7087d5404461e0032231c8')
 
+    depends_on('pkg-config@0.9.0:', type='build')
     depends_on('libpciaccess@0.10:', when=(sys.platform != 'darwin'))
     depends_on('libpthread-stubs')