diff --git a/edflib.c b/edflib.c
index 77fcec3..e0b98eb 100644
--- a/edflib.c
+++ b/edflib.c
@@ -416,6 +416,8 @@ int edfopen_file_readonly(const char *path, struct edf_hdr_struct *edfhdr, int r
         free(hdr);
         hdr = NULL;
         hdrlist[edfhdr->handle] = NULL;
+        free(annotationslist[edfhdr->handle]);
+        annotationslist[edfhdr->handle] = NULL;
 
         return -1;
       }
@@ -508,6 +510,10 @@ int edfclose_file(int handle)
 
         hdrlist[handle] = NULL;
 
+        free(write_annotationslist[handle]);
+
+        write_annotationslist[handle] = NULL;
+
         edf_files_open--;
 
         return err;
diff --git a/global.h b/global.h
index 0600321..dd25b0d 100644
--- a/global.h
+++ b/global.h
@@ -35,7 +35,7 @@
 
 
 #define PROGRAM_NAME          "DSRemote"
-#define PROGRAM_VERSION       "0.35_1712271629"
+#define PROGRAM_VERSION       "0.35_1712291053"
 
 #define MAX_PATHLEN            4096