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-rw-r--r--SRC/sisnan.f4
1 files changed, 2 insertions, 2 deletions
diff --git a/SRC/sisnan.f b/SRC/sisnan.f
index 05f59743..a01f7798 100644
--- a/SRC/sisnan.f
+++ b/SRC/sisnan.f
@@ -21,7 +21,7 @@
* LOGICAL FUNCTION SISNAN( SIN )
*
* .. Scalar Arguments ..
-* REAL SIN
+* REAL, INTENT(IN) :: SIN
* ..
*
*
@@ -65,7 +65,7 @@
* December 2016
*
* .. Scalar Arguments ..
- REAL SIN
+ REAL, INTENT(IN) :: SIN
* ..
*
* =====================================================================