diff --git a/.gitignore b/.gitignore
index 8caac697..10623a05 100755
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,7 @@ Desktop.ini
 $RECYCLE.BIN/
 
 # Compiled source 
+*.mex*
 *.mexa64
 *.mexw64
 *.asv
diff --git a/analysis/monosynapticPairs/CCGHeart.c b/analysis/monosynapticPairs/CCGHeart.c
index f959e24b..34c04133 100755
--- a/analysis/monosynapticPairs/CCGHeart.c
+++ b/analysis/monosynapticPairs/CCGHeart.c
@@ -28,6 +28,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <math.h>
+#include <string.h>
 
 #define CHECK
 #define STRLEN 10000