diff --git a/interoplib.h b/interoplib.h
index 750293c..3c0af88 100644
--- a/interoplib.h
+++ b/interoplib.h
@@ -20,7 +20,7 @@ typedef uint64_t time64_t;
 
 /*********************************************************************/
 
-#define INTEROP_VERSION   "7.2.73"
+#define INTEROP_VERSION   "7.2.75"
 #define INTEROP_MAXSTRING (1024 * 8)
 
 /*********************************************************************/