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-rw-r--r--pygments/lexers/other.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/pygments/lexers/other.py b/pygments/lexers/other.py
index e799bbdd..9c6209a1 100644
--- a/pygments/lexers/other.py
+++ b/pygments/lexers/other.py
@@ -850,8 +850,8 @@ class LogtalkLexer(RegexLexer):
# Other arithmetic functors
(r'(cos|atan|exp|log|s(in|qrt))(?=[(])', Keyword),
# Term testing
- (r'(var|atom(ic)?|integer|float|c(allable|ompound)|n(onvar|umber))'
- r'(?=[(])', Keyword),
+ (r'(var|atom(ic)?|integer|float|c(allable|ompound)|n(onvar|umber)|'
+ r'ground)(?=[(])', Keyword),
# Term comparison
(r'compare(?=[(])', Keyword),
# Stream selection and control