1 files changed, 1 insertions, 0 deletions

diff --git a/src/errors.c b/src/errors.c
index 10b5ce1..e69e4f9 100644
--- a/src/errors.c
+++ b/src/errors.c
@@ -6,6 +6,7 @@ static const char* error_msgs[] = {
     [ERR_UNMATCHED_PAREN]  = "error: unbalanced parentheses",
     [ERR_UNKNOWN_TOK_TYPE] = "error: unknown token type",
     [ERR_MALFORMED_NUMBER] = "error: malformed number token",
+    [ERR_MALFORMED_EXPR]   = "error: malformed expression",
     [ERR_UNIMPLEMENTED]    = "error: not implemented",
 };