diff --git a/conda-recepie/build.sh b/conda-recepie/build.sh
index 931003312..6cf886c0a 100755
--- a/conda-recepie/build.sh
+++ b/conda-recepie/build.sh
@@ -6,7 +6,7 @@ cmake .. \
       -DCMAKE_INSTALL_PREFIX=install \
       -DSLS_USE_TEXTCLIENT=ON \
       -DSLS_USE_RECEIVER=ON \
-      -DSLS_USE_GUI=OFF \
+      -DSLS_USE_GUI=ON \
       -DSLS_USE_TESTS=ON \
       -DSLS_USE_PYTHON=ON \
       -DCMAKE_BUILD_TYPE=Release \
diff --git a/conda-recepie/meta.yaml b/conda-recepie/meta.yaml
index 342df9c1f..29b72f1f2 100755
--- a/conda-recepie/meta.yaml
+++ b/conda-recepie/meta.yaml
@@ -16,8 +16,8 @@ requirements:
     - {{ compiler('c') }}
     - {{compiler('cxx')}}
     - cmake
-    # - qwt 6.* #require qt5 investigate before activating gui
-    # - qt=4.8.7=7
+    - qwt 6.* #require qt5 investigate before activating gui
+    - qt=4.8*
     - zeromq=4.2.5=hfc679d8_5
     - pyzmq
     - xorg-libx11
@@ -72,7 +72,7 @@ outputs:
       run:
         - python {{ python }}
         - numpy
-        - slslib=developer
+        - slslib=udp
 
 
     test:
diff --git a/slsDetectorGui/CMakeLists.txt b/slsDetectorGui/CMakeLists.txt
index 6e52023dc..b0f9e79e4 100755
--- a/slsDetectorGui/CMakeLists.txt
+++ b/slsDetectorGui/CMakeLists.txt
@@ -1,5 +1,8 @@
 set(CMAKE_AUTOMOC ON)
 
+find_package(PNG REQUIRED)
+find_package(ZLIB REQUIRED)
+
 set(SOURCES
     slsDetectorPlotting/src/SlsQt1DPlot.cxx
     slsDetectorPlotting/src/SlsQt1DZoomer.cxx
@@ -89,8 +92,8 @@ target_link_libraries(slsDetectorGui PUBLIC
     ${QT_QTCORE_LIBRARIES}
     ${QT_QTGUI_LIBRARIES}
     ${QWT_LIBRARIES}
-    png
-    z
+    PNG::PNG
+    ZLIB::ZLIB
     Qt4::QtOpenGL
     Qt4::QtSvg
 )