diff --git a/funcs/func_strings.c b/funcs/func_strings.c
index c5849c0fc3..b01bec7124 100644
--- a/funcs/func_strings.c
+++ b/funcs/func_strings.c
@@ -286,9 +286,10 @@ static int acf_sprintf(struct ast_channel *chan, char *cmd, char *data, char *bu
 					i++;
 				state = SPRINTF_CONVERSION;
 				break;
-			} else if (strchr("Lqjzt", arg.format[i]))
+			} else if (strchr("Lqjzt", arg.format[i])) {
 				state = SPRINTF_CONVERSION;
 				break;
+			}
 			state = SPRINTF_CONVERSION;
 		case SPRINTF_CONVERSION:
 			if (strchr("diouxXc", arg.format[i])) {