diff --git a/CuraEngine-gcc9.patch b/CuraEngine-gcc9.patch
new file mode 100644
index 0000000..7d31b97
--- /dev/null
+++ b/CuraEngine-gcc9.patch
@@ -0,0 +1,31 @@
+--- src/layerPart.cpp.orig	2019-06-14 09:36:05.313574796 +0200
++++ src/layerPart.cpp	2019-06-14 09:38:09.608954136 +0200
+@@ -49,7 +49,7 @@
+ {
+     const auto total_layers = slicer->layers.size();
+     assert(mesh.layers.size() == total_layers);
+-#pragma omp parallel for default(none) shared(mesh, slicer) schedule(dynamic)
++#pragma omp parallel for default(none) shared(mesh, slicer, total_layers) schedule(dynamic)
+     for (unsigned int layer_nr = 0; layer_nr < total_layers; layer_nr++)
+     {
+         SliceLayer& layer_storage = mesh.layers[layer_nr];
+--- src/support.cpp.orig	2019-06-14 09:36:05.317574905 +0200
++++ src/support.cpp	2019-06-14 09:45:31.129002024 +0200
+@@ -854,7 +854,7 @@
+     const double tan_angle = tan(angle) - 0.01;  // the XY-component of the supportAngle
+     xy_disallowed_per_layer[0] = storage.getLayerOutlines(0, false).offset(xy_distance);
+     // for all other layers (of non support meshes) compute the overhang area and possibly use that when calculating the support disallowed area
+-    #pragma omp parallel for default(none) shared(xy_disallowed_per_layer, storage, mesh) schedule(dynamic)
++    #pragma omp parallel for default(none) shared(xy_disallowed_per_layer, storage, mesh, layer_count, xy_distance_overhang, xy_distance, tan_angle, is_support_mesh_place_holder, use_xy_distance_overhang, z_distance_top) schedule(dynamic)
+     for (unsigned int layer_idx = 1; layer_idx < layer_count; layer_idx++)
+     {
+         Polygons outlines = storage.getLayerOutlines(layer_idx, false);
+@@ -1054,7 +1054,7 @@
+         const int max_checking_layer_idx = std::min(static_cast<int>(storage.support.supportLayers.size())
+                                                   , static_cast<int>(layer_count - (layer_z_distance_top - 1)));
+         const size_t max_checking_idx_size_t = std::max(0, max_checking_layer_idx);
+-#pragma omp parallel for default(none) shared(support_areas, storage) schedule(dynamic)
++#pragma omp parallel for default(none) shared(support_areas, storage, layer_z_distance_top, max_checking_layer_idx, max_checking_idx_size_t) schedule(dynamic)
+         for (size_t layer_idx = 0; layer_idx < max_checking_idx_size_t; layer_idx++)
+         {
+             support_areas[layer_idx] = support_areas[layer_idx].difference(storage.getLayerOutlines(layer_idx + layer_z_distance_top - 1, false));
diff --git a/cura-engine-lulzbot.changes b/cura-engine-lulzbot.changes
index 2227e0e..0237a48 100644
--- a/cura-engine-lulzbot.changes
+++ b/cura-engine-lulzbot.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Jun 14 07:57:43 UTC 2019 - Adrian Schröter <adrian@suse.de>
+
+- fix build with current libArcus
+- fix build with gcc9
+
 -------------------------------------------------------------------
 Mon May 27 14:54:24 UTC 2019 - Adrian Schröter <adrian@suse.de>
 
diff --git a/cura-engine-lulzbot.spec b/cura-engine-lulzbot.spec
index cba7015..f08f58e 100644
--- a/cura-engine-lulzbot.spec
+++ b/cura-engine-lulzbot.spec
@@ -26,7 +26,10 @@ Conflicts:      cura-engine
 Url:            https://code.alephobjects.com/diffusion/CTE/cura-engine.git
 Source0:        CuraEngine-%{version}.tar.xz
 Source1:        CuraEngine.1
+# X-OPENSUSE-PATCH fix-build.patch for new libArcus
 Patch1:         fix-build.patch
+# PATCH-FIX-OPENSUSE CuraEngine-gcc9.patch loose based on a patch from fedora
+Patch2:         CuraEngine-gcc9.patch
 %if 0%{?suse_version} < 1500
 BuildRequires:  gcc6-c++
 #!BuildIgnore:  libgcc_s1
@@ -48,6 +51,7 @@ This is the LulzBot variation of the engine.
 %prep
 %setup -q -n CuraEngine-%version
 %patch1 -p1
+%patch2 -p0
 
 %build
 %if 0%{?suse_version} < 1500
diff --git a/fix-build.patch b/fix-build.patch
index 941b52b..da1adbf 100644
--- a/fix-build.patch
+++ b/fix-build.patch
@@ -1,40 +1,18 @@
-diff --git a/tests/arcus/MockSocket.cpp b/tests/arcus/MockSocket.cpp
-index 73cbb867..a72780e1 100644
---- a/tests/arcus/MockSocket.cpp
-+++ b/tests/arcus/MockSocket.cpp
-@@ -20,7 +20,7 @@ void MockSocket::sendMessage(Arcus::MessagePtr message)
-     sent_messages.push_back(message);
- }
+--- ./src/communication/ArcusCommunication.cpp.orig	2019-06-14 09:55:36.709514543 +0200
++++ ./src/communication/ArcusCommunication.cpp	2019-06-14 09:55:42.877682665 +0200
+@@ -481,7 +481,7 @@
  
--Arcus::MessagePtr MockSocket::takeNextMessage()
-+Arcus::MessagePtr MockSocket::takeNextMessage(bool)
+ void ArcusCommunication::sliceNext()
  {
-     Arcus::MessagePtr result = received_messages.front();
-     received_messages.pop_front();
-@@ -39,4 +39,4 @@ Arcus::MessagePtr MockSocket::popMessageFromSendQueue()
-     return result;
- }
+-    const Arcus::MessagePtr message = private_data->socket->takeNextMessage(true);
++    const Arcus::MessagePtr message = private_data->socket->takeNextMessage();
  
--} //namespace cura
-\ No newline at end of file
-+} //namespace cura
-diff --git a/tests/arcus/MockSocket.h b/tests/arcus/MockSocket.h
-index 80370f49..f9e8050a 100644
---- a/tests/arcus/MockSocket.h
-+++ b/tests/arcus/MockSocket.h
-@@ -27,7 +27,7 @@ public:
- 
-     //Catch these functions so that we can see whether they are called.
-     void sendMessage(Arcus::MessagePtr message) override;
--    Arcus::MessagePtr takeNextMessage() override;
-+    Arcus::MessagePtr takeNextMessage(bool) override;
- 
-     //Helpers to store the sent and received messages.
-     void pushMessageToReceivedQueue(Arcus::MessagePtr message);
-@@ -38,4 +38,4 @@ public:
+     //Handle the main Slice message.
+     const cura::proto::Slice* slice_message = dynamic_cast<cura::proto::Slice*>(message.get()); //See if the message is of the message type Slice. Returns nullptr otherwise.
+@@ -535,4 +535,4 @@
  
  } //namespace cura
  
--#endif //MOCKSOCKET_H
-\ No newline at end of file
-+#endif //MOCKSOCKET_H
+-#endif //ARCUS
+\ Kein Zeilenumbruch am Dateiende.
++#endif //ARCUS