1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib.rs b/src/lib.rs
index 8e1261e..89c43f1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -249,7 +249,7 @@ impl TryFrom<&str> for Trimester {
 			"1+2/3" => Ok(Self::OneTwo),
 			"2+3/3" => Ok(Self::TwoThree),
 			"3+1/3" => Ok(Self::ThreeOne),
-			"1+2+3/3" | "2+3+1/3" | "full year" => Ok(Self::FullYear),
+			"1+2+3/3" | "2+3+1/3" | "3+1+2/3" | "full year" => Ok(Self::FullYear),
 			_ => Err("Invalid trimester."),
 		}
 	}