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-rw-r--r--pygments/lexers/fortran.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/pygments/lexers/fortran.py b/pygments/lexers/fortran.py
index 1a611c9d..5165bac0 100644
--- a/pygments/lexers/fortran.py
+++ b/pygments/lexers/fortran.py
@@ -158,6 +158,7 @@ class FortranLexer(RegexLexer):
(r'\d+(?![.e])(_[a-z]\w+)?', Number.Integer),
(r'[+-]?\d*\.\d+([ed][-+]?\d+)?(_[a-z]\w+)?', Number.Float),
(r'[+-]?\d+\.\d*([ed][-+]?\d+)?(_[a-z]\w+)?', Number.Float),
+ (r'[+-]?\d+(\.\d*)?[ed][-+]?\d+(_[a-z]\w+)?', Number.Float),
],
}