diff --git a/tools/ctest_scripts/travis-ci.cmake b/tools/ctest_scripts/travis-ci.cmake
index 8dc94f57..f8b23ada 100644
--- a/tools/ctest_scripts/travis-ci.cmake
+++ b/tools/ctest_scripts/travis-ci.cmake
@@ -79,8 +79,12 @@ if(NOT "$ENV{OPJ_CI_SKIP_TESTS}" STREQUAL "1")
 	# Note: Binaries can only be used for non-commercial purposes.
 	if ("$ENV{OPJ_NONCOMMERCIAL}" STREQUAL "1" )
 		set(KDUPATH $ENV{PWD}/kdu)
-		set(ENV{LD_LIBRARY_PATH} ${KDUPATH})
-		set(ENV{PATH} $ENV{PATH}:${KDUPATH})
+		if("$ENV{TRAVIS_OS_NAME}" STREQUAL "windows")
+			set(ENV{PATH} "$ENV{PATH};${KDUPATH}")
+		else()
+			set(ENV{LD_LIBRARY_PATH} ${KDUPATH})
+			set(ENV{PATH} $ENV{PATH}:${KDUPATH})
+		endif()
 	endif()
 	set(BUILD_TESTING "TRUE")
 else()