diff --git a/DESCRIPTION b/DESCRIPTION
index 14d6c2d8..2e25694a 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -85,7 +85,8 @@ Suggests:
     pbmcapply,
     lme4,
     glmmTMB,
-    MASS
+    MASS,
+    pkgconfig
 VignetteBuilder: 
     knitr
 RdMacros: