diff --git a/src/NodaTimeSplitter.php b/src/NodaTimeSplitter.php
index 71b3ef3..7c91a77 100644
--- a/src/NodaTimeSplitter.php
+++ b/src/NodaTimeSplitter.php
@@ -249,7 +249,13 @@ final class NodaTimeSplitter {
         }
         else if ($moda[0] === $moda[1] && trim((string)$moda[2], " 0") !== "" && trim((string)$moda[3], " 0") === "") {
             setlocale(LC_TIME, NodaTimeAutotranslater::LANGS_TO_LOCALES['de']);
-            return $prefix . strftime(getMonthFormatByLang("de"), MD_STD::strtotime("{$moda[0]}-{$moda[2]}-01 01:01:01")) . $suffix;
+
+            try {
+                return $prefix . strftime(getMonthFormatByLang("de"), MD_STD::strtotime("{$moda[0]}-{$moda[2]}-01 01:01:01")) . $suffix;
+            }
+            catch (MDInvalidInputDate $e) {
+                return "";
+            }
         }
 
         return "";