diff --git a/src/api.go b/src/api.go
index a1a30fa..ddce4a4 100644
--- a/src/api.go
+++ b/src/api.go
@@ -24,6 +24,10 @@ type api struct {}
 func (api) CallApi(date string, from_time string, to_time string, item_id string, description string) error {
 	if item_id == "break" || item_id == "lunch" || item_id == "pauze" { return nil }
 
+	if date == "" || from_time == "" || to_time == "" || item_id == "" {
+		return fmt.Error("incomplete log entry: %s, %s-%s, %s, %s", date, from_time, to_time, item_id, description)
+	}
+
 	time1, err := time.Parse("15:04", from_time)
 	if err != nil { return fmt.Errorf("error parsing from_time: %s", err) }
 
diff --git a/src/process.go b/src/process.go
index 9b75d7b..e82e3cc 100644
--- a/src/process.go
+++ b/src/process.go
@@ -84,7 +84,7 @@ func (self *Process) parseTask(line string, line_number int) error {
 	}
 
 	// Call API for the previous task
-	if date.last_time != "" && date.last_item_id != "" && date.last_description != "" {
+	if date.last_time != "" && date.last_item_id != "" {
 		err = Api.CallApi(data[0], date.last_time, data[1], date.last_item_id, date.last_description)
 	}