diff --git a/lib/gssapi/delete_sec_context.c b/lib/gssapi/delete_sec_context.c
index 62a2b64c6..491cc5dd7 100644
--- a/lib/gssapi/delete_sec_context.c
+++ b/lib/gssapi/delete_sec_context.c
@@ -60,5 +60,6 @@ OM_uint32 gss_delete_sec_context
     krb5_free_ticket (gssapi_krb5_context,
 		      (*context_handle)->ticket);
   free (*context_handle);
+  *context_handle = GSS_C_NO_CONTEXT;
   return GSS_S_COMPLETE;
 }
diff --git a/lib/gssapi/krb5/delete_sec_context.c b/lib/gssapi/krb5/delete_sec_context.c
index 62a2b64c6..491cc5dd7 100644
--- a/lib/gssapi/krb5/delete_sec_context.c
+++ b/lib/gssapi/krb5/delete_sec_context.c
@@ -60,5 +60,6 @@ OM_uint32 gss_delete_sec_context
     krb5_free_ticket (gssapi_krb5_context,
 		      (*context_handle)->ticket);
   free (*context_handle);
+  *context_handle = GSS_C_NO_CONTEXT;
   return GSS_S_COMPLETE;
 }