diff -urN polybar.orig/lib/xpp/CMakeLists.txt polybar/lib/xpp/CMakeLists.txt
--- polybar.orig/lib/xpp/CMakeLists.txt	2019-12-27 15:16:12.000000000 +0100
+++ polybar/lib/xpp/CMakeLists.txt	2020-04-07 01:47:29.960140194 +0200
@@ -48,7 +48,7 @@
 #
 # Loop through a hardcoded list of python executables to locate the python module "xcbgen"
 #
-foreach(CURRENT_EXECUTABLE python python3 python2 python2.7)
+foreach(CURRENT_EXECUTABLE python3)
   message(STATUS "Searching for xcbgen with " ${CURRENT_EXECUTABLE})
 
   execute_process(COMMAND "${CURRENT_EXECUTABLE}" "-c"