diff --git a/hit.c b/hit.c
index 33abc06..40147d4 100644
--- a/hit.c
+++ b/hit.c
@@ -211,6 +211,7 @@ void mm_select_sub(void *km, float pri_ratio, int min_diff, int best_n, int *n_,
 			} else if ((r[i].score >= r[p].score * pri_ratio || r[i].score + min_diff >= r[p].score) && n_2nd < best_n) {
 				if (!(r[i].qs == r[p].qs && r[i].qe == r[p].qe && r[i].rs == r[p].rs && r[i].re == r[p].re)) // not identical hits
 					r[k++] = r[i], ++n_2nd;
+				else if (r[i].p) free(r[i].p);
 			} else if (r[i].p) free(r[i].p);
 		}
 		if (k != n) mm_sync_regs(km, k, r); // removing hits requires sync()
diff --git a/main.c b/main.c
index 14cbdd9..9996e54 100644
--- a/main.c
+++ b/main.c
@@ -6,7 +6,7 @@
 #include "mmpriv.h"
 #include "getopt.h"
 
-#define MM_VERSION "2.2-r505-dirty"
+#define MM_VERSION "2.2-r506-dirty"
 
 #ifdef __linux__
 #include <sys/resource.h>