diff --git a/var/spack/repos/builtin/packages/wgrib2/package.py b/var/spack/repos/builtin/packages/wgrib2/package.py
index be2961cc6a66e1..2933ed56fddc7b 100644
--- a/var/spack/repos/builtin/packages/wgrib2/package.py
+++ b/var/spack/repos/builtin/packages/wgrib2/package.py
@@ -177,6 +177,8 @@ def url_for_version(self, version):
     depends_on("ip@5.1:", when="@3.5: +ipolates")
     depends_on("lapack", when="@3.5: +ipolates")
     depends_on("libaec@1.0.6:", when="@3.2: +aec")
+    # Options to use netcdf3 or netcdf4 merged into a single option with v3.4.0
+    depends_on("netcdf-c", when="@3.4: +netcdf")
     depends_on("netcdf-c", when="@3.2: +netcdf4")
     depends_on("jasper@:2", when="@3.2:3.4 +jasper")
     depends_on("g2c", when="@3.5: +jasper")