diff --git a/cmake/modules/TestSuite.cmake b/cmake/modules/TestSuite.cmake
--- a/cmake/modules/TestSuite.cmake
+++ b/cmake/modules/TestSuite.cmake
@@ -37,41 +37,13 @@
 	get_target_from_suite(${SUITE} SUITE_TARGET)
 	set(TARGET "${SUITE_TARGET}-${NAME}")
 
-	set(COMMAND "$<TARGET_FILE:${EXECUTABLE}>")
-	set(LOG "${NAME}.log")
-	set(BASE_RUNNER "${CMAKE_CURRENT_BINARY_DIR}/run-${SUITE}-${NAME}.sh")
-	set(CONFIG_RUNNER "${CMAKE_CURRENT_BINARY_DIR}/$<CONFIG>/run-${SUITE}-${NAME}.sh")
-	list(JOIN ARGN " " ARGS)
-
-	configure_file(
-		"${TEST_RUNNER_TEMPLATE}"
-		"${BASE_RUNNER}"
-	)
-
-	# `configure_file()` is not enough as it cannot interpret the generator
-	# expressions. At the time of writing, the only method to get the target
-	# location is to use a generator expression (the `LOCATION` property cannot
-	# be relied upon and is deprecated for non imported targets (see
-	# https://cmake.org/cmake/help/v3.13/prop_tgt/LOCATION.html), and the only
-	# method to have a generator expressions interpreted at configure time is to
-	# use the `file(GENERATE)` method.
-	#
-	# `file(GENERATE)` will generate a file for each configuration.
-	# These file are not allowed to collapse, i.e. they cannot have a different
-	# content for the same output file.
-	# Since the executable path can vary with the configuration, the file path
-	# should be different for each configuration.
-	file(GENERATE
-		OUTPUT "${CONFIG_RUNNER}"
-		INPUT "${BASE_RUNNER}"
-	)
-
 	add_custom_target(${TARGET}
-		COMMAND "${CONFIG_RUNNER}"
+		COMMAND
+			"${CMAKE_SOURCE_DIR}/cmake/utils/test_wrapper.sh"
+			"$<TARGET_FILE:${EXECUTABLE}>" "${NAME}.log" ${ARGN}
 		COMMENT "${SUITE}: testing ${NAME}"
-		DEPENDS
-			${EXECUTABLE}
-			"${CONFIG_RUNNER}"
+		DEPENDS ${EXECUTABLE}
+		VERBATIM
 	)
 	add_dependencies(${SUITE_TARGET} ${TARGET})
 endfunction()
diff --git a/cmake/templates/TestRunner.cmake.in b/cmake/templates/TestRunner.cmake.in
deleted file mode 100755
--- a/cmake/templates/TestRunner.cmake.in
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/sh
-
-"${COMMAND}" ${ARGS} > "${LOG}" 2>&1 || (cat "${LOG}" && exit 1)
diff --git a/cmake/utils/test_wrapper.sh b/cmake/utils/test_wrapper.sh
new file mode 100755
--- /dev/null
+++ b/cmake/utils/test_wrapper.sh
@@ -0,0 +1,14 @@
+#!/bin/sh
+
+export LC_ALL=C.UTF-8
+
+# USAGE test_wrapper.sh executable log [args]
+# Run the <executable> with supplied <args> arguments.
+# The stdout and stderr outputs are redirected to the <log> file, which is only
+# printed on error.
+
+EXECUTABLE="$1"
+LOG="$2"
+shift 2
+
+"${EXECUTABLE}" "$@" > "${LOG}" 2>&1 || (cat "${LOG}" && exit 1)