diff --git a/hsflowd.spec b/hsflowd.spec
index 819ebd4e..7e1a31cd 100644
--- a/hsflowd.spec
+++ b/hsflowd.spec
@@ -1,7 +1,7 @@
 Summary: host sFlow daemon
 Name: hsflowd
 Version: 2.0.4
-Release: 5
+Release: 6
 License: http://sflow.net/license.html
 Group: Applications/Internet
 URL: http://sflow.net
diff --git a/src/Linux/mod_docker.c b/src/Linux/mod_docker.c
index f355d34b..ee0c3b3c 100644
--- a/src/Linux/mod_docker.c
+++ b/src/Linux/mod_docker.c
@@ -547,6 +547,7 @@ extern "C" {
 	  }
 	}
       }
+      fclose(procFile);
     }
     return interfaces;
   }