Update README.md

README.md

@@ -10,7 +10,7 @@ Our library requires a c++ compiler and the following libraries:
 
 * `GMP`(GNU Multi-Precision library), which is available at https://gmplib.org,
 
-* `NTL`, which is available at http://www.shoup.net/ntl/,  (with pThread)
+* `NTL`(ver. 10.5.0), which is available at http://www.shoup.net/ntl/,  (with pThread)
 
 * `HEAAN`,  which is an implementation of the paper "Homomorphic Encryption for Arithmetic of Approximate Numbers" (https://eprint.iacr.org/2016/421.pdf). We refered to the underlying HE library in the "src" folder. You can build the libarary “libheaan.a" by typing "$make all" in the "/src" directory.