diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -88,8 +88,8 @@
         # not just by accident if the build directory is a subdir of the root source dir
         add_custom_target(breeze-validate-svg ALL
             COMMENT "Validating SVG"
-            COMMAND ${SH_EXE} ${CMAKE_SOURCE_DIR}/validate_svg.sh
-            WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+            COMMAND ${SH_EXE} ${CMAKE_SOURCE_DIR}/validate_svg.sh ${CMAKE_CURRENT_SOURCE_DIR}
+            WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
             SOURCES ${SVGS} ${DARK_SVGS}
         )
     endif()
diff --git a/validate_svg.sh b/validate_svg.sh
--- a/validate_svg.sh
+++ b/validate_svg.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-find . -type f -name '*.svg' -exec xmllint --noout {} + 2> xmlerrors
+find ${1:-.} -type f -name '*.svg' -exec xmllint --noout {} + 2> xmlerrors
 if [ -s xmlerrors ]; then
     cat xmlerrors
     rm xmlerrors