diff --git a/backend_qt/tests/CMakeLists.txt b/backend_qt/tests/CMakeLists.txt
index 3631b92b..d19aab56 100644
--- a/backend_qt/tests/CMakeLists.txt
+++ b/backend_qt/tests/CMakeLists.txt
@@ -20,8 +20,9 @@ add_executable(test_qzint test_qzint.cpp)
 target_link_libraries(test_qzint PRIVATE QZint Qt${QT_VERSION_MAJOR}::Test)
 add_test(NAME qzint COMMAND test_qzint)
 if(MSVC)
+    string(REPLACE ";" "\\;" env_path "$ENV{PATH}")
     set_tests_properties(qzint PROPERTIES ENVIRONMENT
-        "CMAKE_CURRENT_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR};PATH=${CMAKE_BINARY_DIR}/backend/${CMAKE_BUILD_TYPE}\;${CMAKE_BINARY_DIR}/backend_qt/${CMAKE_BUILD_TYPE}\;$ENV{PATH}")
+        "CMAKE_CURRENT_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR};PATH=${CMAKE_BINARY_DIR}/backend/${CMAKE_BUILD_TYPE}\;${CMAKE_BINARY_DIR}/backend_qt/${CMAKE_BUILD_TYPE}\;${env_path}")
 else()
     set_tests_properties(qzint PROPERTIES ENVIRONMENT
         "LD_LIBRARY_PATH=${CMAKE_BINARY_DIR}/backend;PATH=${CMAKE_BINARY_DIR}/backend_qt:$ENV{PATH}")
diff --git a/cmake/zint_add_test.cmake b/cmake/zint_add_test.cmake
index c5ed3de9..ceb7bf1d 100644
--- a/cmake/zint_add_test.cmake
+++ b/cmake/zint_add_test.cmake
@@ -14,8 +14,9 @@ macro(zint_add_test test_name test_command)
         add_test(${test_name} ${test_command})
 
         if(MSVC)
+            string(REPLACE ";" "\\;" env_path "$ENV{PATH}")
             set_tests_properties(${test_name} PROPERTIES ENVIRONMENT
-                "CMAKE_CURRENT_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR};PATH=${CMAKE_BINARY_DIR}/backend/${CMAKE_BUILD_TYPE}\;${CMAKE_BINARY_DIR}/frontend/${CMAKE_BUILD_TYPE}\;$ENV{PATH}")
+                    "CMAKE_CURRENT_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR};PATH=${CMAKE_BINARY_DIR}/backend/${CMAKE_BUILD_TYPE}\;${CMAKE_BINARY_DIR}/frontend/${CMAKE_BUILD_TYPE}\;${env_path}")
         else()
             set_tests_properties(${test_name} PROPERTIES ENVIRONMENT
                 "CMAKE_CURRENT_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR};LD_LIBRARY_PATH=${CMAKE_BINARY_DIR}/backend;PATH=${CMAKE_BINARY_DIR}/frontend:$ENV{PATH}")
@@ -29,8 +30,9 @@ macro(zint_add_test test_name test_command)
         endif()
         add_test(${test_name}-static ${test_command}-static)
         if(MSVC)
+            string(REPLACE ";" "\\;" env_path "$ENV{PATH}")
             set_tests_properties(${test_name}-static PROPERTIES ENVIRONMENT
-                "CMAKE_CURRENT_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR};PATH=${CMAKE_BINARY_DIR}/backend/${CMAKE_BUILD_TYPE}\;${CMAKE_BINARY_DIR}/frontend/${CMAKE_BUILD_TYPE}\;$ENV{PATH}")
+                "CMAKE_CURRENT_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR};PATH=${CMAKE_BINARY_DIR}/backend/${CMAKE_BUILD_TYPE}\;${CMAKE_BINARY_DIR}/frontend/${CMAKE_BUILD_TYPE}\;${env_path}")
         else()
             set_tests_properties(${test_name}-static PROPERTIES ENVIRONMENT
                 "CMAKE_CURRENT_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR};LD_LIBRARY_PATH=${CMAKE_BINARY_DIR}/backend;PATH=${CMAKE_BINARY_DIR}/frontend:$ENV{PATH}")