diff --git a/src/slic3r/CMakeLists.txt b/src/slic3r/CMakeLists.txt
index b52201c38..49fd93821 100644
--- a/src/slic3r/CMakeLists.txt
+++ b/src/slic3r/CMakeLists.txt
@@ -216,6 +216,12 @@ if (CMAKE_SYSTEM_NAME STREQUAL "Linux")
     target_link_libraries(libslic3r_gui ${DBUS_LIBRARIES}) 
 endif()
 
+if (SLIC3R_STATIC AND UNIX)
+    # 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()
+
 if(APPLE)
     target_link_libraries(libslic3r_gui ${DISKARBITRATION_LIBRARY})
 endif()