diff --git a/cppcheck_suppressions.conf b/cppcheck_suppressions.conf
index 95d8a65db..2f3b87e03 100644
--- a/cppcheck_suppressions.conf
+++ b/cppcheck_suppressions.conf
@@ -26,3 +26,6 @@ preprocessorErrorDirective
 
 // Ignore noExplicitConstructor for now.
 noExplicitConstructor
+
+// Ignore style issues in g2clib
+variableScope:src/plugins/weatherdata/gfs/g2clib/*.c