diff --git a/cmake/modules/AddCMakeProject.cmake b/cmake/modules/AddCMakeProject.cmake
index d2f12237bd..a36471326f 100644
--- a/cmake/modules/AddCMakeProject.cmake
+++ b/cmake/modules/AddCMakeProject.cmake
@@ -56,7 +56,7 @@ function(add_cmake_project projectname)
             -DCMAKE_INSTALL_PREFIX:STRING=${DESTDIR}/usr/local
             -DCMAKE_MODULE_PATH:STRING=${CMAKE_MODULE_PATH}
             -DCMAKE_PREFIX_PATH:STRING=${DESTDIR}/usr/local
-            -DCMAKE_DEBUG_POSTFIX:STRING=d
+            -DCMAKE_DEBUG_POSTFIX:STRING=${CMAKE_DEBUG_POSTFIX}
             -DCMAKE_C_COMPILER:STRING=${CMAKE_C_COMPILER}
             -DCMAKE_CXX_COMPILER:STRING=${CMAKE_CXX_COMPILER}
             -DCMAKE_CXX_FLAGS_${_build_type_upper}:STRING=${CMAKE_CXX_FLAGS_${_build_type_upper}}
diff --git a/deps/+wxWidgets/wxWidgets.cmake b/deps/+wxWidgets/wxWidgets.cmake
index 6c6338d2e9..29bd45cbd9 100644
--- a/deps/+wxWidgets/wxWidgets.cmake
+++ b/deps/+wxWidgets/wxWidgets.cmake
@@ -20,8 +20,6 @@ add_cmake_project(wxWidgets
     CMAKE_ARGS
         -DwxBUILD_PRECOMP=ON
         ${_wx_toolkit}
-        "-DCMAKE_DEBUG_POSTFIX:STRING="
-        -DwxBUILD_DEBUG_LEVEL=0
         -DwxUSE_MEDIACTRL=OFF
         -DwxUSE_DETECT_SM=OFF
         -DwxUSE_UNICODE=ON
diff --git a/deps/CMakeLists.txt b/deps/CMakeLists.txt
index 38c304c3b3..da183020c9 100644
--- a/deps/CMakeLists.txt
+++ b/deps/CMakeLists.txt
@@ -215,6 +215,10 @@ if (DEP_DEBUG AND NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
   # Exclude the libraries which have no problem to link to Debug builds in
   # Release mode (mostly C libraries)
   set(DEP_DEBUG_EXCLUDES GMP MPFR OpenSSL NanoSVG TIFF JPEG ZLIB)
+  if (UNIX)
+    # Making a separate debug build on Unix of wx is a nightmare
+    list(APPEND DEP_DEBUG_EXCLUDES wxWidgets)
+  endif ()
   
   # Create the list of targets needed in debug mode
   set(_build_list_dbg "")
@@ -230,10 +234,15 @@ if (DEP_DEBUG AND NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
   file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DebugBuild)
   execute_process(
     COMMAND ${CMAKE_COMMAND} ${CMAKE_CURRENT_SOURCE_DIR} -G${CMAKE_GENERATOR} 
-      -DCMAKE_BUILD_TYPE=Debug 
+      -DCMAKE_BUILD_TYPE=Debug
+      -DDEP_WX_GTK3=${DEP_WX_GTK3}
       -DDEP_DOWNLOAD_DIR=${DEP_DOWNLOAD_DIR} 
       -DDESTDIR=${DESTDIR}
       -D${PROJECT_NAME}_PACKAGE_EXCLUDES="${_excl_regexp}"
+      -D${PROJECT_NAME}_SELECT_ALL=${${PROJECT_NAME}_SELECT_ALL}
+      -DDEP_BUILD_VERBOSE=${DEP_BUILD_VERBOSE}
+      -DCMAKE_DEBUG_POSTFIX=d
+      #TODO: forward per-package selector variables
       -DDEP_MESSAGES_WRITTEN=ON
     WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DebugBuild 
     OUTPUT_QUIET
diff --git a/src/slic3r/CMakeLists.txt b/src/slic3r/CMakeLists.txt
index 5eee8dd7e4..be7c492a3e 100644
--- a/src/slic3r/CMakeLists.txt
+++ b/src/slic3r/CMakeLists.txt
@@ -372,11 +372,11 @@ elseif (APPLE)
     target_link_libraries(libslic3r_gui ${DISKARBITRATION_LIBRARY} ${COREWLAN_LIBRARY})
 endif()
 
-if (SLIC3R_STATIC)
+#if (SLIC3R_STATIC)
     # FIXME: This was previously exported by wx-config but the wxWidgets
     # cmake build forgets this and the build fails in debug mode (or on raspberry release)
-    target_compile_definitions(libslic3r_gui PUBLIC -DwxDEBUG_LEVEL=0)
-endif()
+#    target_compile_definitions(libslic3r_gui PUBLIC -DwxDEBUG_LEVEL=0)
+#endif()
 
 if (SLIC3R_PCH AND NOT SLIC3R_SYNTAXONLY)
     add_precompiled_header(libslic3r_gui pchheader.hpp FORCEINCLUDE)
diff --git a/xs/CMakeLists.txt b/xs/CMakeLists.txt
index b16f221b99..312733490b 100644
--- a/xs/CMakeLists.txt
+++ b/xs/CMakeLists.txt
@@ -172,12 +172,12 @@ if (MSVC)
         set(_bits 32)
     endif ()
     add_custom_command(TARGET XS POST_BUILD
-        COMMAND ${CMAKE_COMMAND} -E copy ${TOP_LEVEL_PROJECT_DIR}/deps/GMP/gmp/lib/win${_bits}/libgmp-10.dll "${PERL_LOCAL_LIB_ARCH_DIR}/auto/Slic3r/XS/"
+        COMMAND ${CMAKE_COMMAND} -E copy ${TOP_LEVEL_PROJECT_DIR}/deps/+GMP/gmp/lib/win${_bits}/libgmp-10.dll "${PERL_LOCAL_LIB_ARCH_DIR}/auto/Slic3r/XS/"
         COMMENT "Installing gmp runtime into the local-lib directory ..."
         VERBATIM)
 
     add_custom_command(TARGET XS POST_BUILD
-        COMMAND ${CMAKE_COMMAND} -E copy ${TOP_LEVEL_PROJECT_DIR}/deps/MPFR/mpfr/lib/win${_bits}/libmpfr-4.dll "${PERL_LOCAL_LIB_ARCH_DIR}/auto/Slic3r/XS/"
+        COMMAND ${CMAKE_COMMAND} -E copy ${TOP_LEVEL_PROJECT_DIR}/deps/+MPFR/mpfr/lib/win${_bits}/libmpfr-4.dll "${PERL_LOCAL_LIB_ARCH_DIR}/auto/Slic3r/XS/"
         COMMENT "Installing mpfr runtime into the local-lib directory ..."
         VERBATIM)
 endif()