diff --git a/data/CMakeLists.txt b/data/CMakeLists.txt
index 1516775..3989bad 100644
--- a/data/CMakeLists.txt
+++ b/data/CMakeLists.txt
@@ -1,6 +1,6 @@
 set(OPENCC_DICT_BIN opencc_dict)
-set(DICT_MERGE_BIN python ${CMAKE_CURRENT_SOURCE_DIR}/scripts/merge.py)
-set(DICT_REVERSE_BIN python ${CMAKE_CURRENT_SOURCE_DIR}/scripts/reverse.py)
+set(DICT_MERGE_BIN python3 ${CMAKE_CURRENT_SOURCE_DIR}/scripts/merge.py)
+set(DICT_REVERSE_BIN python3 ${CMAKE_CURRENT_SOURCE_DIR}/scripts/reverse.py)
 set(DICT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/dictionary)
 set(DICT_GENERATED_DIR ${CMAKE_CURRENT_BINARY_DIR})