diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2c7743cae842e5debee62edd16c4285cefe963a3..9431a7001c7de430c0e06879fe6c8a3773eda245 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -617,9 +617,9 @@ if(VERBOSE_MODE)
   message(STATUS " ${PROJECT_NAME} debug   mode : ${DEBUG}")
   message(STATUS " Enable -OO run? : ${OPTIM}")
   if(DOUBLEPREC)
-    message(STATUS " Real numbers precision : double.")
+      message(STATUS " Default real numbers precision : double.")
   else()
-    message(STATUS " Real numbers precision : simple.")
+      message(STATUS " Default real numbers precision : simple.")
   endif()  
   message(STATUS "====================== ======= ======================")
   message(STATUS " ")
diff --git a/ci/scripts/build_install_clean.sh b/ci/scripts/build_install_clean.sh
index 00f85b4ca83928cc382d5c79890cb2fba39ae614..7d6b661e8bcfcaa3751f5ec178e14475862a3723 100644
--- a/ci/scripts/build_install_clean.sh
+++ b/ci/scripts/build_install_clean.sh
@@ -6,7 +6,7 @@ make install
 cd -
 python -c 'import hysop'
 cd build
-echo $'y\n' | make uninstall
+echo 'y\n' | make uninstall
 make clean
 cd -
 rm -rf build
diff --git a/cmake/hysop_tests.cmake b/cmake/hysop_tests.cmake
index d12fbccd669b75f74ce7abfeb3548f1c9328a296..e529368f99f8614e78187d35c096c3b8ad008cca 100755
--- a/cmake/hysop_tests.cmake
+++ b/cmake/hysop_tests.cmake
@@ -86,10 +86,10 @@ endforeach()
 
 # === Create tests from py_test_files ===
 foreach(testfile ${py_test_files})
+  set(execname ${CMAKE_SOURCE_DIR}/${testfile})
   get_filename_component(testName ${testfile} NAME_WE)
-  set(exename ${testDir}/${testfile})
-  #message(STATUS "Add test ${exename} ...")
-  add_python_test(${testName} ${exename})
+  message(STATUS "Add test ${execname} ...")
+  add_python_test(${testName} ${execname})
 endforeach()
 
 # Add files containing doctests
diff --git a/hysop/backend/device/kernel_autotuner_config.py b/hysop/backend/device/kernel_autotuner_config.py
index 6fbf1a015dc64bf2f7b61a538cd0d6829d6941bd..52287760ebbb6e664934d1330f79bab3793e73d0 100644
--- a/hysop/backend/device/kernel_autotuner_config.py
+++ b/hysop/backend/device/kernel_autotuner_config.py
@@ -19,7 +19,7 @@ class KernelAutotunerConfig(object):
     def __init__(self, dump_folder = None, 
             autotuner_flag  = DEFAULT_AUTOTUNER_FLAG,
             prune_threshold = DEFAULT_AUTOTUNER_PRUNE_THRESHOLD, 
-            max_candidates  = None,
+            max_candidates  = 10,
             verbose         = None,
             debug           = __KERNEL_DEBUG__,
             dump_kernels    = True,