diff --git a/CMakeModules/CalamaresAddTranslations.cmake b/CMakeModules/CalamaresAddTranslations.cmake
index 03e655fa4..93440ba8e 100644
--- a/CMakeModules/CalamaresAddTranslations.cmake
+++ b/CMakeModules/CalamaresAddTranslations.cmake
@@ -129,9 +129,9 @@ function(calamares_qrc_translations basename)
     set(calamares_i18n_ts_filelist "")
     foreach(lang ${_qrt_LANGUAGES})
         foreach(tlsource ${_qrt_PREFIXES})
-            if(EXISTS "${CMAKE_SOURCE_DIR}/{$_qrt_SUBDIRECTORY}/${tlsource}_${lang}.ts")
+            if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/${_qrt_SUBDIRECTORY}/${tlsource}_${lang}.ts")
                 string(APPEND calamares_i18n_qrc_content "<file>${tlsource}_${lang}.qm</file>\n")
-                list(APPEND calamares_i18n_ts_filelist "${CMAKE_SOURCE_DIR}/${_qrt_SUBDIRECTORY}/${tlsource}_${lang}.ts")
+                list(APPEND calamares_i18n_ts_filelist "${CMAKE_CURRENT_SOURCE_DIR}/${_qrt_SUBDIRECTORY}/${tlsource}_${lang}.ts")
             endif()
         endforeach()
     endforeach()