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-rw-r--r--isar/isar-syntax.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/isar/isar-syntax.el b/isar/isar-syntax.el
index 59e781a6..0387534f 100644
--- a/isar/isar-syntax.el
+++ b/isar/isar-syntax.el
@@ -241,7 +241,7 @@ Group number 1 matches the identifier possibly with quotes; group number 2
matches contents of quotes for quoted identifiers.")
(defconst isar-improper-regexp
- "\\(\\<[A-Za-z][A-Za-z0-9'_]*_tac\\>\\|\\<goal[0-9]+\\>\\)"
+ "\\(\\<[A-Za-z][A-Za-z0-9'_]*_tac\\>\\|\\<goal[0-9]+\\>\\|\\<prems\\>\\)"
"Regexp matching low-level features")
(defconst isar-save-command-regexp