diff --git a/R/DESCRIPTION.in b/R/DESCRIPTION.in
index e7bdbe51..cd04566e 100644
--- a/R/DESCRIPTION.in
+++ b/R/DESCRIPTION.in
@@ -4,7 +4,7 @@ Title: R Interface to Geochemical Modeling Software
 License: GPL-3
 NeedsCompilation: yes
 Depends:
-    R (>= 3.5)
+    R (>= 3.0)
 Author: S.R. Charlton, D.L. Parkhurst, and C.A.J. Appelo, with contributions  
     from D. Gillespie for Chipmunk BASIC and S.D. Cohen, A.C. Hindmarsh,  
     R. Serban, D. Shumaker, and A.G. Taylor for CVODE/SUNDIALS