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diff --git a/ifc/Cargo.toml b/ifc/Cargo.toml
index 0b68985..f9cba62 100644
--- a/ifc/Cargo.toml
+++ b/ifc/Cargo.toml
@@ -9,7 +9,7 @@ categories = ["date-and-time"]
 
 [dependencies]
 chrono = "0.4"
-chrono-tz = "0.4"
+chrono-tz = "0.6"
 iron = "0.6.1"
 mustache = "0.9.0"
 params = "*"
diff --git a/ifc/src/lib.rs b/ifc/src/lib.rs
index 87a6100..f99b294 100644
--- a/ifc/src/lib.rs
+++ b/ifc/src/lib.rs
@@ -150,6 +150,12 @@ impl From<chrono::Date<chrono::Utc>> for IFC {
     }
 }
 
+impl From<chrono::Date<chrono_tz::Tz>> for IFC {
+    fn from(d: chrono::Date<chrono_tz::Tz>) -> IFC {
+        IFC::from(d.naive_utc())
+    }
+}
+
 impl From<chrono::NaiveDate> for IFC {
     fn from(d: NaiveDate) -> IFC {
         //println!("d: {} [{}]", d.format("%Y-%m-%d"), d.ordinal());