diff --git a/CommandLines.h b/CommandLines.h
index e7371c1..ea9ec78 100644
--- a/CommandLines.h
+++ b/CommandLines.h
@@ -3,7 +3,7 @@
 
 #include <pthread.h>
 
-#define HA_VERSION "0.14-r311"
+#define HA_VERSION "0.14-r312"
 
 #define VERBOSE 0
 
diff --git a/Purge_Dups.cpp b/Purge_Dups.cpp
index b0e36a6..7474a14 100644
--- a/Purge_Dups.cpp
+++ b/Purge_Dups.cpp
@@ -4135,6 +4135,7 @@ long long get_specific_contig_length(asg_t *g, uint8_t *del)
         totalLen += len;
     }
     //kdq_destroy(uint64_t, q);
+    free(mark);
     return totalLen;
 }