diff --git a/make/defs-cpp.mk b/make/defs-cpp.mk
index b2f6f08c..7daec20f 100644
--- a/make/defs-cpp.mk
+++ b/make/defs-cpp.mk
@@ -431,7 +431,7 @@ else
     # -fconserve-stack
 
   # breaks constexpr
-  #NO_OPT_FLAGS += -fno-builtin 
+  #NO_OPT_FLAGS             += -fno-builtin
 
   _NO_OPT_FLAGS              = \
     -O0 \
diff --git a/make/dev-utils.mk b/make/dev-utils.mk
index 9f74e197..86a57b55 100644
--- a/make/dev-utils.mk
+++ b/make/dev-utils.mk
@@ -1,7 +1,11 @@
 ifndef DEV_UTILS_MK_INCLUDED
 DEV_UTILS_MK_INCLUDED        = true
 
-PROCESS_TEXT_FILES_PY       := $(PYTHON) /opt/jw-python/bin/process-text-files.py
+ifeq ($(DEVELOPMENT),true)
+  PROCESS_TEXT_FILES_PY     := PYTHONPATH=$$PYTHONPATH:$(PROJECTS_DIR)/jw-python/tools/python python ../../jw-python/bin/process-text-files.py
+else
+  PROCESS_TEXT_FILES_PY     := $(PYTHON) /opt/jw-python/bin/process-text-files.py
+endif
 
 MAKEFILE_INDENT_EQUAL_POS   ?= 30
 MAKEFILE_INDENT_NAME_REGEX  ?= (\.mk$$|makefile$$|Makefile$$|GNUmakefile$$)