diff --git a/tests/include.ctest.sh.in b/tests/include.ctest.sh.in
index e476dd07b..876fedb79 100644
--- a/tests/include.ctest.sh.in
+++ b/tests/include.ctest.sh.in
@@ -12,7 +12,7 @@ data_dir=@PROJECT_BINARY_DIR@/data
 
 # use definitions from binary dir to test if installation will be correct
 # Note: 'definitions' is a symlink so must put final slash to interpret as directory
-def_dir="@CMAKE_BINARY_DIR@/share/@PROJECT_NAME@/definitions/"
+def_dir="@CMAKE_BINARY_DIR@/@ECCODES_DEFINITION_SUFF@/"
 ECCODES_DEFINITION_PATH="${def_dir}"
 export ECCODES_DEFINITION_PATH
 
@@ -30,7 +30,7 @@ fi
 test_dir=@PROJECT_BINARY_DIR@/tests/
 
 # use samples from binary dir to test if installation will be correct
-samp_dir="@CMAKE_BINARY_DIR@/share/@PROJECT_NAME@/samples"
+samp_dir="@CMAKE_BINARY_DIR@/@ECCODES_SAMPLES_SUFF@"
 ECCODES_SAMPLES_PATH=${samp_dir}
 export ECCODES_SAMPLES_PATH