diff --git a/DESCRIPTION b/DESCRIPTION
index 493a030..706ec01 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -23,5 +23,5 @@ Suggests: covr, tinytest
 ByteCompile: yes
 NeedsCompilation: yes
 UseLTO: yes
-SystemRequirements: A version of Fortran supporting the LOG_GAMMA Intrinsic
-    and the ieee_arithmetic module.
+SystemRequirements: A version of Fortran supporting the LOG_GAMMA Intrinsic,
+    the ieee_arithmetic module, and OpenMP 4.5.