diff --git a/external/libetonyek/UnpackedTarball_libetonyek.mk b/external/libetonyek/UnpackedTarball_libetonyek.mk
index 173a6c82f619..1a6b32da66bf 100644
--- a/external/libetonyek/UnpackedTarball_libetonyek.mk
+++ b/external/libetonyek/UnpackedTarball_libetonyek.mk
@@ -15,6 +15,7 @@ $(eval $(call gb_UnpackedTarball_set_patchlevel,libetonyek,1))
 
 $(eval $(call gb_UnpackedTarball_add_patches,libetonyek,\
 	external/libetonyek/0001-fix-windows-build.patch \
+	external/libetonyek/libetonyek-doubledelete.patch.0 \
 ))
 
 # vim: set noet sw=4 ts=4:
diff --git a/external/libetonyek/libetonyek-doubledelete.patch.0 b/external/libetonyek/libetonyek-doubledelete.patch.0
new file mode 100644
index 000000000000..a377c443dabe
--- /dev/null
+++ b/external/libetonyek/libetonyek-doubledelete.patch.0
@@ -0,0 +1,18 @@
+--- src/lib/KEYXMLReader.cpp
++++ src/lib/KEYXMLReader.cpp
+@@ -335,6 +335,7 @@
+   catch (...)
+   {
+     delete m_impl;
++    throw;
+   }
+ }
+
+@@ -350,6 +351,7 @@
+   catch (...)
+   {
+     delete m_impl;
++    throw;
+   }
+ }
+